$114 Cheap Flights from Washington (DCA) to Nantucket (ACK)

View $114 flight on Fri, Aug 7, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Nantucket, MA (ACK-Nantucket Memorial)

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Cheap Flights from Washington to Nantucket (DCA-ACK)

Prices were available within the past 7 days and start at $114 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Aug 7 - Fri, Aug 28
DCA
Washington
ACK
Nantucket
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 7 from Washington to Nantucket, returning Fri, Aug 28, priced at $217 found 3 days ago
JetBlue Airways
Sat, Jul 11 - Tue, Jul 14
DCA
Washington
ACK
Nantucket
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sat, Jul 11 from Washington to Nantucket, returning Tue, Jul 14, priced at $222 found 1 day ago
American Airlines
Fri, Aug 7 - Fri, Aug 28
DCA
Washington
ACK
Nantucket
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 7 from Washington to Nantucket, returning Fri, Aug 28, priced at $227 found 3 days ago
American Airlines
Fri, Aug 7 - Fri, Aug 28
DCA
Washington
ACK
Nantucket
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 7 from Washington to Nantucket, returning Fri, Aug 28, priced at $232 found 3 days ago
JetBlue Airways
Sat, Jul 18 - Sat, Jul 25
DCA
Washington
ACK
Nantucket
$232 Roundtrip, found 4 days ago
$232
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sat, Jul 18 from Washington to Nantucket, returning Sat, Jul 25, priced at $232 found 4 days ago
Delta
Mon, May 25 - Tue, Jun 9
DCA
Washington
ACK
Nantucket
$236 Roundtrip, found 4 hours ago
$236
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, May 25 from Washington to Nantucket, returning Tue, Jun 9, priced at $236 found 4 hours ago
JetBlue Airways
Mon, Jun 29 - Tue, Jul 7
DCA
Washington
ACK
Nantucket
$237 Roundtrip, found 19 hours ago
$237
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Mon, Jun 29 from Washington to Nantucket, returning Tue, Jul 7, priced at $237 found 19 hours ago
Delta
Mon, Jun 29 - Tue, Jul 7
DCA
Washington
ACK
Nantucket
$239 Roundtrip, found 19 hours ago
$239
Roundtrip
found 19 hours ago
Select Delta flight, departing Mon, Jun 29 from Washington to Nantucket, returning Tue, Jul 7, priced at $239 found 19 hours ago
Delta
Mon, Jun 1 - Tue, Jun 16
DCA
Washington
ACK
Nantucket
$242 Roundtrip, found 4 hours ago
$242
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, Jun 1 from Washington to Nantucket, returning Tue, Jun 16, priced at $242 found 4 hours ago
United
Wed, Jul 8 - Tue, Jul 14
DCA
Washington
ACK
Nantucket
$274 Roundtrip, found 6 days ago
$274
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jul 8 from Washington to Nantucket, returning Tue, Jul 14, priced at $274 found 6 days ago

Find the cheapest month to fly from Washington (DCA) to Nantucket (ACK)

September is typically the cheapest month to fly

From $127 - $411 per traveler.

Alternative airports near Nantucket

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

Select flight to Martha's Vineyard MVY. Flights from $706
MVY
Martha's Vineyard
Flights from $706
Select flight to Barnstable Municipal HYA. Cheapest option available. Flights from $494
HYA
Barnstable Municipal
Cheapest
Flights from $494

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK) cost?
Snag a cheap one-way flight from $114 or cheap return flight from $217 from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK)?
The cheapest month to fly from DCA to ACK is August, when there's less demand. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from DCA to ACK. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK)?
You'll need to book a flight with a layover if you're traveling from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DCA to ACK?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on various factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from DCA to ACK?
JetBlue Airways has the strongest track record for on-time direct flights from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK), with an on-time score of 85%. Use the Expedia App to look up your journey status before you go and get real-time updates about any trip changes.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK)?
Opt for a flight from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK) last-minute?
Holding off until just before your departure to book a flight from DCA to ACK generally means paying more. While you may find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for the best chance of landing a bargain.
Is it cheaper to book a DCA to ACK flight and hotel package?
You'll typically save money by securing a DCA to ACK flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Nantucket Memorial Airport (ACK)?
If you booked your DCA to ACK 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 purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Nantucket Memorial
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$217
Distance
404 mi

Book with confidence

Washington to Nantucket Flights

The cheapest times to fly from Washington 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 Washington to Nantucket are during the month of August. You can find some of the cheapest flights from Washington to Nantucket with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Nantucket

Sunday is one of the best days to book for cheap flights from Washington 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 Washington 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 Washington to Nantucket in 2025. You can also book with separate airlines for your outbound and return journeys, from $114 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 Washington 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. Bundling together your Washington 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.

 

Washington to Nantucket Flights

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*Available to One Key members.