$129 Cheap Flights from Buffalo (BUF) to Nantucket (ACK)

View $129 flight on Tue, Sep 1, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Nantucket, MA (ACK-Nantucket Memorial)

Cheap Flights from Buffalo to Nantucket (BUF-ACK)

Prices were available within the past 7 days and start at $129 for one-way flights and $256 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 26 - Thu, May 28
BUF
Buffalo
ACK
Nantucket
$256 Roundtrip, found 3 days ago
$256
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 26 from Buffalo to Nantucket, returning Thu, May 28, priced at $256 found 3 days ago
Delta
Mon, Jun 1 - Tue, Jun 2
BUF
Buffalo
ACK
Nantucket
$262 Roundtrip, found 3 days ago
$262
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 1 from Buffalo to Nantucket, returning Tue, Jun 2, priced at $262 found 3 days ago
American Airlines
Wed, Jul 15 - Thu, Jul 16
BUF
Buffalo
ACK
Nantucket
$282 Roundtrip, found 3 days ago
$282
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Jul 15 from Buffalo to Nantucket, returning Thu, Jul 16, priced at $282 found 3 days ago
Delta
Tue, May 26 - Thu, May 28
BUF
Buffalo
ACK
Nantucket
$286 Roundtrip, found 3 days ago
$286
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 26 from Buffalo to Nantucket, returning Thu, May 28, priced at $286 found 3 days ago
Delta
Tue, May 26 - Thu, May 28
BUF
Buffalo
ACK
Nantucket
$291 Roundtrip, found 3 days ago
$291
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 26 from Buffalo to Nantucket, returning Thu, May 28, priced at $291 found 3 days ago
Delta
Mon, Jun 1 - Tue, Jun 2
BUF
Buffalo
ACK
Nantucket
$297 Roundtrip, found 3 days ago
$297
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 1 from Buffalo to Nantucket, returning Tue, Jun 2, priced at $297 found 3 days ago
Delta
Wed, Jul 15 - Thu, Jul 16
BUF
Buffalo
ACK
Nantucket
$308 Roundtrip, found 3 days ago
$308
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jul 15 from Buffalo to Nantucket, returning Thu, Jul 16, priced at $308 found 3 days ago
Delta
Tue, May 26 - Thu, May 28
BUF
Buffalo
ACK
Nantucket
$312 Roundtrip, found 3 days ago
$312
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 26 from Buffalo to Nantucket, returning Thu, May 28, priced at $312 found 3 days ago
JetBlue Airways
Fri, Jul 10 - Wed, Jul 15
BUF
Buffalo
ACK
Nantucket
$354 Roundtrip, found 3 days ago
$354
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Jul 10 from Buffalo to Nantucket, returning Wed, Jul 15, priced at $354 found 3 days ago
United
Tue, May 26 - Thu, May 28
BUF
Buffalo
ACK
Nantucket
$355 Roundtrip, found 3 days ago
$355
Roundtrip
found 3 days ago
Select United flight, departing Tue, May 26 from Buffalo to Nantucket, returning Thu, May 28, priced at $355 found 3 days ago

Alternative airports near Nantucket

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Barnstable Municipal HYA. Cheapest option available. Flights from $620
HYA
Barnstable Municipal
Cheapest
Flights from $620

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) cost?
You can find cheap one-way flights from $129 and cheap return flights from $256 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) with Expedia. One-way flights usually range from $266 to $918, and return flights typically cost between $350 and $1955. 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 Buffalo, NY (BUF-Buffalo Niagara 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
The cheapest month to fly from BUF to ACK is May 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
Enter BUF to ACK and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to Nantucket Memorial (ACK), with round-trip tickets starting from around $350. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara 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 and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
The earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) typically departs at around 5:30 AM, operated by American Airlines. This seasonal service is active in August, giving you an early start to enjoy 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
The most popular departure times for flights from Buffalo (BUF) to Nantucket (ACK) are in the early morning, from 6am to 9am. About 67% of passengers prefer this time window. Many major carriers, including Delta Airlines and United Airlines, offer flights during this window. This timing works well because it gives you a full day to explore Nantucket upon arrival.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
A flight from BUF to ACK with a layover takes around 3 hours 20 minutes, with the route covering approximately 459 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
First class seats are offered on the BUF to ACK route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara 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™, 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 Buffalo Niagara Intl. (BUF)?
If you're planning to travel to Nantucket from Buffalo Niagara Intl. (BUF), you can fly into Nantucket Memorial (ACK) Some flights may connect through major hubs like Liberty Intl. (EWR), Washington Dulles Intl. (IAD), LaGuardia (LGA) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial) Nantucket Vacation Packages 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Nantucket, MA (ACK-Nantucket Memorial)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara 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 or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Nantucket Memorial
Airlines serving
JetBlue Airways
Roundtrip price
$256
Distance
458 mi

*Flight schedules are subject to change.

*Available to One Key members.