--- title: "Seattle to Nantucket cheap flights from $343 (SEA to ACK) - Expedia" description: "Cheap Flights from Seattle (SEA) to Nantucket (ACK) start at $343 for one-way and $914 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.com/lp/flights/sea/ack/seattle-to-nantucket" language: en-US market: US currency: USD prices_as_of: 2026-11-13T10:55:17Z --- # $343 Cheap Flights from Seattle (SEA) to Nantucket (ACK) ![A traditional windmill with wooden sails and a brick base, surrounded by trees and a clear sky.](https://images.trvl-media.com/place/285/b8c6cca4-26da-4ffd-b0e4-24c112f365ae.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View $343 flight on Sat, May 29, 2027](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/29/2027TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:342.20&airProductToken=AQqlAQo1CMSYARIDODEwGJIBIOO0ASiNtq4DMJK4rgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFXUUEwQlEKNQjEmAESAzY3NBjjtAEgywEop7muAzCVuq4DOEVAAVgBaglNQUlOQkFTSUNyCFZBV1FBMEJRCjUIxJgBEgQ1NzcwGMsBIMBQKIS8rgMw07yuAzhFQAFYAWoJTUFJTkJBU0lDcghWQVdRQTBCURIMCAEQARgBKgJETDIAGAEiBAgBEAEoAigDKAQwAQ) Photo by Massachusetts Office of Travel & Tourism ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Nantucket, MA (ACK-Nantucket Memorial) [American Airlines](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) [United](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) [Southwest Airlines](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) [Delta](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) [Frontier Airlines](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) [JetBlue Airways](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) [Alaska Airlines](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:11/27/2026TANYT&leg2=from:ACK,to:SEA,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ## Cheap Flights from Seattle to Nantucket (SEA-ACK) Prices were available within the past 7 days and start at $343 for one-way flights and $914 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select Alaska Airlines flight, departing Thu, Dec 31 from Seattle to Nantucket, returning Wed, Jan 6, priced at $914 Found 2 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:12/31/2026TANYT&leg2=from:ACK,to:SEA,departure:1/6/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:913.60&airProductToken=AQpcCi4IwaYBEgMyMTQYkgEgwZMBKK2qoQMw-KyhAzhTQABYAWoCTUFyCFNIMk9BVk1OCioIuZYBEgQ1MzExGMGTASDAUCi4r6EDMO-voQM4VEABWAFqAkVScgNUSVAKXAoqCLmWARIENTMwMRjAUCDBkwEoiOehAzC%5F56EDOFRAAFgBagJFUnIDVElQCi4IwaYBEgMyNTcYwZMBIJIBKKDqoQMwpO2hAzhTQAFYAWoCTUFyCFNIMk9BVk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) Thu, Dec 31 - Wed, Jan 6 · SEA · ACK · Roundtrip [Select JetBlue Airways flight, departing Sat, May 22 from Seattle to Nantucket, returning Sat, Jun 5, priced at $969 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/22/2027TANYT&leg2=from:ACK,to:SEA,departure:6/5/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:968.70&airProductToken=AQpWCiwIwmwSAzI2NBiSASCpUSjc560DMJ3qrQM4T0AAWAFqAkFOcghPSTJBVUVZNQomCLmWARIBMRipUSDAUCiK7K0DMIDtrQM4QkABWAFqAkVScgNCSVASCggBEAEYASoCQjYYASIECAEQASgCKAMoBDAB) Sat, May 22 - Sat, Jun 5 · SEA · ACK · Roundtrip [Select Delta flight, departing Sat, May 29 from Seattle to Nantucket, returning Sun, Jun 6, priced at $975 Found 5 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/29/2027TANYT&leg2=from:ACK,to:SEA,departure:6/6/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:974.60&airProductToken=AQqlAQo1CMSYARIDODEwGJIBIOO0ASiNtq4DMJK4rgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFXUUEwQlEKNQjEmAESAzY3NBjjtAEgywEop7muAzCVuq4DOEVAAVgBaglNQUlOQkFTSUNyCFZBV1FBMEJRCjUIxJgBEgQ1NzcwGMsBIMBQKIS8rgMw07yuAzhFQAFYAWoJTUFJTkJBU0lDcghWQVdRQTBCURIMCAEQARgBKgJETDIAGAEiBAgBEAEoAigDKAQwAQ) Sat, May 29 - Sun, Jun 6 · SEA · ACK · Roundtrip [Select American Airlines flight, departing Sat, May 22 from Seattle to Nantucket, returning Sat, Jun 5, priced at $1,004 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/22/2027TANYT&leg2=from:ACK,to:SEA,departure:6/5/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1004.00&airProductToken=AQqQAQovCMGCARIDNjQ2GJIBIK4cKOLnrQMw4OmtAzhHQABYAWoETUFJTnIIR1ZBWlpOTTMKMQjBggESBDE3NTkYrhwgwZMBKJDqrQMwpeutAzhHQAFYAWoETUFJTnIIR1ZBWlpOTTMKKgi5lgESBDUzMTEYwZMBIMBQKLrsrQMw5-ytAzhYQAFYAWoCRVJyA1hJUBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAE) Sat, May 22 - Sat, Jun 5 · SEA · ACK · Roundtrip [Select Alaska Airlines flight, departing Sat, May 22 from Seattle to Nantucket, returning Sat, Jun 5, priced at $1,009 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/22/2027TANYT&leg2=from:ACK,to:SEA,departure:6/5/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1008.70&airProductToken=AQpcCi4IwaYBEgM1MjQYkgEgwZMBKLngrQMw%5FuKtAzhTQABYAWoCTUFyCFNIMk9BU01OCioIuZYBEgQ1MzUxGMGTASDAUCjU460DMIHkrQM4WEABWAFqAkVScgNYSVASCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) Sat, May 22 - Sat, Jun 5 · SEA · ACK · Roundtrip [Select Alaska Airlines flight, departing Sat, May 22 from Seattle to Nantucket, returning Sat, Jun 5, priced at $1,015 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/22/2027TANYT&leg2=from:ACK,to:SEA,departure:6/5/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1014.30&airProductToken=AQpcCi4IwaYBEgM1MzYYkgEgwZMBKNDnrQMwkuqtAzhTQABYAWoCTUFyCFNIMk9BU01OCioIuZYBEgQ1MzExGMGTASDAUCi67K0DMOfsrQM4WEABWAFqAkVScgNYSVASCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) Sat, May 22 - Sat, Jun 5 · SEA · ACK · Roundtrip [Select JetBlue Airways flight, departing Wed, Aug 11 from Seattle to Nantucket, returning Mon, Aug 16, priced at $1,028 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:8/11/2027TANYT&leg2=from:ACK,to:SEA,departure:8/16/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1027.81&airProductToken=AQpdCiwIwmwSAzI2NBiSASCpUSif9rQDMN%5F4tAM4TEAAWAFqAkROcghaSTRBVUVZMQotCMJsEgQyMjkxGKlRIMBQKJf8tAMw5%5Fy0AzhMQAFYAWoCRE5yCFpJN0FCRVkxClsKKwjCbBICOTIYwFAgqVEooqi1AzDkqLUDOExAAFgBagJETnIIWkk3QUJFWTEKLAjCbBIDMjYzGKlRIJIBKPCqtQMw9K21AzhMQAFYAWoCRE5yCFpJNEFVRVkxEgoIARABGAEqAkI2GAEiBAgBEAEoAigDKAQwAQ) Wed, Aug 11 - Mon, Aug 16 · SEA · ACK · Roundtrip [Select JetBlue Airways flight, departing Wed, Aug 11 from Seattle to Nantucket, returning Mon, Aug 16, priced at $1,029 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:8/11/2027TANYT&leg2=from:ACK,to:SEA,departure:8/16/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1028.81&airProductToken=AQpfCi0IwmwSAzE5OBiSASDBkwEo9va0AzC0-bQDOExAAFgBagJETnIIWkk0QVVFWTEKLgjCbBIEMTM1MhjBkwEgwFAorPu0AzDf-7QDOExAAVgBagJETnIIWkk3QVVFWTEKWworCMJsEgI5MhjAUCCpUSiiqLUDMOSotQM4TEAAWAFqAkROcghaSTdBQkVZMQosCMJsEgMyNjMYqVEgkgEo8Kq1AzD0rbUDOExAAVgBagJETnIIWkk0QVVFWTESCggBEAEYASoCQjYYASIECAEQASgCKAMoBDAB) Wed, Aug 11 - Mon, Aug 16 · SEA · ACK · Roundtrip [Select JetBlue Airways flight, departing Wed, Aug 11 from Seattle to Nantucket, returning Mon, Aug 16, priced at $1,030 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:8/11/2027TANYT&leg2=from:ACK,to:SEA,departure:8/16/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1029.80&airProductToken=AQpfCi0IwmwSAzE5OBiSASDBkwEo9va0AzC0-bQDOExAAFgBagJETnIIWkk0QVJFWTEKLgjCbBIEMTM1MhjBkwEgwFAorPu0AzDf-7QDOExAAVgBagJETnIIWkk3QVJFWTEKXwouCMJsEgQxMTUxGMBQIMGTASj1qbUDMKqqtQM4TEAAWAFqAkROcghaQzRBUkVZMQotCMJsEgMxOTcYwZMBIJIBKOGrtQMw4q61AzhMQAFYAWoCRE5yCFpDNEFSRVkxEgoIARABGAEqAkI2GAEiBAgBEAEoAigDKAQwAQ) Wed, Aug 11 - Mon, Aug 16 · SEA · ACK · Roundtrip [Select Delta flight, departing Sat, May 29 from Seattle to Nantucket, returning Sun, Jun 6, priced at $1,040 Found 5 days ago](https://www.expedia.com/Flights-Search?leg1=from:SEA,to:ACK,departure:5/29/2027TANYT&leg2=from:ACK,to:SEA,departure:6/6/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1039.60&airProductToken=AQqlAQo1CMSYARIDODEwGJIBIOO0ASiNtq4DMJK4rgM4VkAAWAFqCU1BSU5DTEFTQ3IIVkFXUUEwTUwKNQjEmAESAzY3NBjjtAEgywEop7muAzCVuq4DOFZAAVgBaglNQUlOQ0xBU0NyCFZBV1FBME1MCjUIxJgBEgQ1NzcwGMsBIMBQKIS8rgMw07yuAzhWQAFYAWoJTUFJTkNMQVNDcghWQVdRQTBNTBIMCAEQARgBKgJETDIAGAEiBAgBEAEoAigDKAQwAQ) Sat, May 29 - Sun, Jun 6 · SEA · ACK · Roundtrip ## Find the cheapest month to fly from Seattle (SEA) to Nantucket (ACK) ### August is typically the cheapest month to fly From $423 - $1,315 per traveler. View flights in August Insights are based on prices from searches for economy trips of 10 days or less on our sites in the last 12 months. Insights are informative only and current prices may differ. ## Book with confidence ### Seattle to Nantucket Flights #### The cheapest times to fly from Seattle to Nantucket On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Nantucket are during the month of December. You can find some of the cheapest flights from Seattle to Nantucket with Expedia's search tool and vast selection of airlines. #### The best time to book a flight from Seattle to Nantucket Sunday is one of the best days to book for cheap flights from Seattle to Nantucket: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. #### How to find cheap round-trip tickets from Seattle to Nantucket Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Nantucket in 2026\. You can also book with separate airlines for your outbound and return journeys, from $343 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Nantucket flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Seattle to Nantucket airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. *\*Terms apply.* *Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages.* ## Frequently Asked Questions ### How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) cost? You can find cheap one-way flights from $343 and cheap return flights $914 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) with Expedia. Return flights often range between $1512 and $3302\. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) ticket fares go up or down. *\*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.* ### What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? The cheapest month to fly from SEA to ACK is December when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? Enter SEA to ACK and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? American Airlines is one of the cheapest airlines offering connecting flights from Seattle, WA (SEA) to Nantucket, MA (ACK) with a layover in Sky Harbor Intl. (PHX), starting from around $1,460\. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget. *\*Prices based on flights available on Expedia in the last year.* ### How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.com/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? The earliest flight from Seattle - Tacoma International Airport (SEA) to Nantucket Memorial Airport (ACK) usually departs at around 12:05 AM, operated by American Airlines and 9K. This seasonal service is active in June, allowing you to start your trip early and enjoy more time on the beautiful island of Nantucket. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search. ### What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? For flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial), the most popular departure times are in the evening, from 6pm to 9pm. About 29% of passengers prefer this time window. Many major carriers, including United Airlines and Alaska Airlines, offer flights during this window. This timing is favored as it allows you to travel after a day of activities in Seattle. ### How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? A flight from SEA to ACK with a layover takes around 8 hours, with the route covering approximately 2,567 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic. ### Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? First class seats are offered on the SEA to ACK route. First class cabins are available on: - Delta Air Lines - American Airlines - United Airlines ### How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight with Expedia? It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.com/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### What airports do you fly into for Nantucket from Seattle - Tacoma Intl. (SEA)? If you're planning to travel to Nantucket from Seattle - Tacoma Intl. (SEA), you can fly into Nantucket Memorial (ACK) Some flights may connect through major hubs like O'Hare Intl. (ORD), Liberty Intl. (EWR), Denver Intl. (DEN) before reaching Nantucket. Compare routes and airports on Expedia to find the best flight options for your travel plans. ### Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) at the last minute? Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight and hotel package? Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) [Nantucket Vacation Packages](https://www.expedia.com/nantucket.d285.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial)? If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.com/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.com/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Seattle-Tacoma International Airport | | ------------------- | ------------------------------------ | | Destination airport | Nantucket, MA | | Distance | 2,566 miles away | | Roundtrip price | $914 | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Burbank (BUR) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bur/ack/burbank-to-nantucket) - [Flights from Hartford (BDL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bdl/ack/hartford-to-nantucket) - [Flights from Houston (IAH) to Nantucket (ACK)](https://www.expedia.com/lp/flights/iah/ack/houston-to-nantucket) - [Flights from Dallas (DFW) to Nantucket (ACK)](https://www.expedia.com/lp/flights/dfw/ack/dallas-to-nantucket) - [Flights from New York (JFK) to Nantucket (ACK)](https://www.expedia.com/lp/flights/jfk/ack/new-york-to-nantucket) - [Flights from San Juan (SJU) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sju/ack/san-juan-to-nantucket) - [Flights from San Diego (SAN) to Nantucket (ACK)](https://www.expedia.com/lp/flights/san/ack/san-diego-to-nantucket) - [Flights from Owensboro (OWB) to Nantucket (ACK)](https://www.expedia.com/lp/flights/owb/ack/owensboro-to-nantucket) - [Flights from Wilmington (ILM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ilm/ack/wilmington-to-nantucket) - [Flights from Houston (HOU) to Nantucket (ACK)](https://www.expedia.com/lp/flights/hou/ack/houston-to-nantucket) - [Flights from Denver (DEN) to Nantucket (ACK)](https://www.expedia.com/lp/flights/den/ack/denver-to-nantucket) - [Flights from West Palm Beach (PBI) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pbi/ack/west-palm-beach-to-nantucket) - [Flights from San Francisco (SFO) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sfo/ack/san-francisco-to-nantucket) - [Flights from Sarasota (SRQ) to Nantucket (ACK)](https://www.expedia.com/lp/flights/srq/ack/sarasota-to-nantucket) - [Flights from New Orleans (MSY) to Nantucket (ACK)](https://www.expedia.com/lp/flights/msy/ack/new-orleans-to-nantucket) - [Flights from Richmond (RIC) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ric/ack/richmond-to-nantucket) - [Flights from New York (JFK) to Vineyard Haven (MVY)](https://www.expedia.com/lp/flights/jfk/mvy/new-york-to-vineyard-haven) - [Flights from Nashville (BNA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bna/ack/nashville-to-nantucket) - [Flights from Minneapolis (MSP) to Nantucket (ACK)](https://www.expedia.com/lp/flights/msp/ack/minneapolis-to-nantucket) - [Flights from Newburgh (SWF) to Nantucket (ACK)](https://www.expedia.com/lp/flights/swf/ack/newburgh-to-nantucket) - [Flights from Danbury (DXR) to Nantucket (ACK)](https://www.expedia.com/lp/flights/dxr/ack/danbury-to-nantucket) - [Flights from Bedford (BED) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bed/ack/bedford-to-nantucket) - [Flights from Norwood (OWD) to Nantucket (ACK)](https://www.expedia.com/lp/flights/owd/ack/norwood-to-nantucket) - [Flights from New Bedford (EWB) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ewb/ack/new-bedford-to-nantucket) - [Flights from Fort Myers (RSW) to Nantucket (ACK)](https://www.expedia.com/lp/flights/rsw/ack/fort-myers-to-nantucket) - [Flights from East Hampton (HTO) to Nantucket (ACK)](https://www.expedia.com/lp/flights/hto/ack/east-hampton-to-nantucket) - [Flights from Burlington (BTV) to Nantucket (ACK)](https://www.expedia.com/lp/flights/btv/ack/burlington-to-nantucket) - [Flights from White Plains (HPN) to Nantucket (ACK)](https://www.expedia.com/lp/flights/hpn/ack/white-plains-to-nantucket) - [Flights from Morristown (MMU) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mmu/ack/morristown-to-nantucket) - [Flights from Montauk (MTP) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mtp/ack/montauk-to-nantucket) - [Flights from Washington (DCA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/dca/ack/washington-to-nantucket) - [Flights from Norfolk (ORF) to Nantucket (ACK)](https://www.expedia.com/lp/flights/orf/ack/norfolk-to-nantucket) - [Flights from Columbus (CMH) to Nantucket (ACK)](https://www.expedia.com/lp/flights/cmh/ack/columbus-to-nantucket) - [Flights from Manchester (MHT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mht/ack/manchester-to-nantucket) - [Flights from Trenton (TTN) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ttn/ack/trenton-to-nantucket) - [Flights from Charlotte (CLT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/clt/ack/charlotte-to-nantucket) - [Flights from Oklahoma City (OKC) to Nantucket (ACK)](https://www.expedia.com/lp/flights/okc/ack/oklahoma-city-to-nantucket) - [Flights from Toronto (YYZ) to Nantucket (ACK)](https://www.expedia.com/lp/flights/yyz/ack/toronto-to-nantucket) - [Flights from Louisville (SDF) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sdf/ack/louisville-to-nantucket) - [Flights from New Haven (HVN) to Nantucket (ACK)](https://www.expedia.com/lp/flights/hvn/ack/new-haven-to-nantucket) - [Flights from New York (LGA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/lga/ack/new-york-to-nantucket) - [Flights from Chatham (XCM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/xcm/ack/chatham-to-nantucket) - [Flights from Providence (PVD) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pvd/ack/providence-to-nantucket) - [Flights from Beverly (BVY) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bvy/ack/beverly-to-nantucket) - [Flights from Plymouth (PYM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pym/ack/plymouth-to-nantucket) - [Flights from Las Vegas (LAS) to Nantucket (ACK)](https://www.expedia.com/lp/flights/las/ack/las-vegas-to-nantucket) - [Flights from Teterboro (TEB) to Nantucket (ACK)](https://www.expedia.com/lp/flights/teb/ack/teterboro-to-nantucket) - [Flights from Boston (BOS) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bos/ack/boston-to-nantucket) - [Flights from Memphis (MEM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mem/ack/memphis-to-nantucket) - [Flights from Jacksonville (JAX) to Nantucket (ACK)](https://www.expedia.com/lp/flights/jax/ack/jacksonville-to-nantucket) - [Flights from Portsmouth (PSM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/psm/ack/portsmouth-to-nantucket) - [Flights from Milwaukee (MKE) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mke/ack/milwaukee-to-nantucket) - [Flights from Chicago (ORD) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ord/ack/chicago-to-nantucket) - [Flights from Atlanta (ATL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/atl/ack/atlanta-to-nantucket) - [Flights from Orange County (SNA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sna/ack/orange-county-to-nantucket) - [Flights from Islip (ISP) to Nantucket (ACK)](https://www.expedia.com/lp/flights/isp/ack/islip-to-nantucket) - [Flights from Greenville (GSP) to Nantucket (ACK)](https://www.expedia.com/lp/flights/gsp/ack/greenville-to-nantucket) - [Flights from Phoenix (PHX) to Nantucket (ACK)](https://www.expedia.com/lp/flights/phx/ack/phoenix-to-nantucket) - [Flights from Des Moines (DSM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/dsm/ack/des-moines-to-nantucket) - [Flights from Kansas City (MCI) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mci/ack/kansas-city-to-nantucket) - [Flights from Austin (AUS) to Nantucket (ACK)](https://www.expedia.com/lp/flights/aus/ack/austin-to-nantucket) - [Flights from Portland (PWM) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pwm/ack/portland-to-nantucket) - [Flights from Tampa (TPA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/tpa/ack/tampa-to-nantucket) - [Flights from Pittsburgh (PIT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pit/ack/pittsburgh-to-nantucket) - [Flights from Harrisburg (MDT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mdt/ack/harrisburg-to-nantucket) - [Flights from Santiago (STI) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sti/ack/santiago-to-nantucket) - [Flights from Newark Liberty Intl. Airport (EWR) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ewr/ack/newark-liberty-intl-airport-to-nantucket) - [Flights from Los Angeles (LAX) to Nantucket (ACK)](https://www.expedia.com/lp/flights/lax/ack/los-angeles-to-nantucket) - [Flights from Raleigh (RDU) to Nantucket (ACK)](https://www.expedia.com/lp/flights/rdu/ack/raleigh-to-nantucket) - [Flights from Hyannis (HYA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/hya/ack/hyannis-to-nantucket) - [Flights from Baltimore (BWI) to Nantucket (ACK)](https://www.expedia.com/lp/flights/bwi/ack/baltimore-to-nantucket) - [Flights from Orlando (MCO) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mco/ack/orlando-to-nantucket) - [Flights from Albany (ALB) to Nantucket (ACK)](https://www.expedia.com/lp/flights/alb/ack/albany-to-nantucket) - [Flights from St. Louis (STL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/stl/ack/st-louis-to-nantucket) - [Flights from Syracuse (SYR) to Nantucket (ACK)](https://www.expedia.com/lp/flights/syr/ack/syracuse-to-nantucket) - [Flights from Atlantic City (ACY) to Nantucket (ACK)](https://www.expedia.com/lp/flights/acy/ack/atlantic-city-to-nantucket) - [Flights from New York (NYC) to Nantucket (ACK)](https://www.expedia.com/lp/flights/nyc/ack/new-york-to-nantucket) - [Flights from Charleston (CHS) to Nantucket (ACK)](https://www.expedia.com/lp/flights/chs/ack/charleston-to-nantucket) - [Flights from Indianapolis (IND) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ind/ack/indianapolis-to-nantucket) - [Flights from Cincinnati (CVG) to Nantucket (ACK)](https://www.expedia.com/lp/flights/cvg/ack/cincinnati-to-nantucket) - [Flights from Buffalo (BUF) to Nantucket (ACK)](https://www.expedia.com/lp/flights/buf/ack/buffalo-to-nantucket) - [Flights from Cleveland (CLE) to Nantucket (ACK)](https://www.expedia.com/lp/flights/cle/ack/cleveland-to-nantucket) - [Flights from Tulsa (TUL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/tul/ack/tulsa-to-nantucket) - [Flights from Philadelphia (PHL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/phl/ack/philadelphia-to-nantucket) - [Flights from Fort Lauderdale (FLL) to Nantucket (ACK)](https://www.expedia.com/lp/flights/fll/ack/fort-lauderdale-to-nantucket) - [Flights from Worcester (ORH) to Nantucket (ACK)](https://www.expedia.com/lp/flights/orh/ack/worcester-to-nantucket) - [Flights from Newport (NPT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/npt/ack/newport-to-nantucket) - [Flights from Rochester (ROC) to Nantucket (ACK)](https://www.expedia.com/lp/flights/roc/ack/rochester-to-nantucket) - [Flights from San Antonio (SAT) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sat/ack/san-antonio-to-nantucket) - [Flights from Detroit (DTW) to Nantucket (ACK)](https://www.expedia.com/lp/flights/dtw/ack/detroit-to-nantucket) - [Flights from Aspen (ASE) to Nantucket (ACK)](https://www.expedia.com/lp/flights/ase/ack/aspen-to-nantucket) - [Flights from Savannah (SAV) to Nantucket (ACK)](https://www.expedia.com/lp/flights/sav/ack/savannah-to-nantucket) - [Flights from Salt Lake City (SLC) to Nantucket (ACK)](https://www.expedia.com/lp/flights/slc/ack/salt-lake-city-to-nantucket) - [Flights from Lancaster (LNS) to Nantucket (ACK)](https://www.expedia.com/lp/flights/lns/ack/lancaster-to-nantucket) - [Flights from Omaha (OMA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/oma/ack/omaha-to-nantucket) - [Flights from Miami (MIA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/mia/ack/miami-to-nantucket) - [Flights from Westerly (WST) to Nantucket (ACK)](https://www.expedia.com/lp/flights/wst/ack/westerly-to-nantucket) - [Flights from Fayetteville (XNA) to Nantucket (ACK)](https://www.expedia.com/lp/flights/xna/ack/fayetteville-to-nantucket) - [Flights from Dayton (DAY) to Nantucket (ACK)](https://www.expedia.com/lp/flights/day/ack/dayton-to-nantucket) - [Flights from Portland (PDX) to Nantucket (ACK)](https://www.expedia.com/lp/flights/pdx/ack/portland-to-nantucket) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/sea/ack/seattle-to-nantucket de-DE: https://www.expedia.de/lp/fluge/sea/ack/seattle-nach-nantucket en-IN: https://www.expedia.co.in/lp/flights/sea/ack/seattle-to-nantucket es-MX: https://www.expedia.mx/lp/vuelos/sea/ack/seattle-a-nantucket ar: https://www.expedia.sa/lp/flights/sea/ack/seattle-to-nantucket nl-NL: https://www.expedia.nl/lp/vluchten/sea/ack/seattle-naar-nantucket en-CA: https://www.expedia.ca/lp/flights/sea/ack/seattle-to-nantucket en-GB: https://www.expedia.co.uk/lp/flights/sea/ack/seattle-to-nantucket ja-JP: https://www.expedia.co.jp/lp/flights/sea/ack/seattle-to-nantucket en-US: https://www.expedia.com/lp/flights/sea/ack/seattle-to-nantucket nb-NO: https://www.expedia.no/lp/fly/sea/ack/seattle-til-nantucket fr-CA: https://www.expedia.ca/fr/lp/vols/sea/ack/seattle-a-nantucket en-AU: https://www.expedia.com.au/lp/flights/sea/ack/seattle-to-nantucket en-SG: https://www.expedia.com.sg/lp/flights/sea/ack/seattle-to-nantucket it-IT: https://www.expedia.it/lp/voli/sea/ack/seattle-a-nantucket en-PH: https://www.expedia.com.ph/lp/flights/sea/ack/seattle-to-nantucket de-AT: https://www.expedia.at/lp/fluge/sea/ack/seattle-nach-nantucket es: https://www.expedia.com/es/lp/vuelos/sea/ack/seattle-a-nantucket es-ES: https://www.expedia.es/lp/vuelos/sea/ack/seattle-a-nantucket en-KR: https://www.expedia.co.kr/en/lp/flights/sea/ack/seattle-to-nantucket ```