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$114+ Cheap flights from Washington, D.C. (WAS) to Nantucket (ACK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ACK
Mar 3 — Mar 101
Tue 3/3
Tue 3/10
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Nantucket

Cheapest flights from Washington, D.C. to Nantucket
Explore the most affordable flight options available from Washington, D.C. to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.

This JetBlue deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Wed 7/1510:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/29$227
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
DCA
-
ACK
1 stop3h 54m
American Airlines
Sat 8/14:58 pm
ACK
-
DCA
Nonstop1h 52m
American Airlines
Deal found 1/31$236
This JetBlue deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/263:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Sun 6/2810:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/30$257
This JetBlue deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/83:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Sat 8/2210:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/30$287
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:00 am
DCA
-
ACK
1 stop3h 54m
American Airlines
Sun 6/2110:24 am
ACK
-
DCA
1 stop22h 36m
American Airlines
Deal found 1/30$313
This Priceline deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Mon 9/710:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/30$317
This JetBlue deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Tue 6/1610:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/30$322
This JetBlue deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/193:35 pm
DCA
-
ACK
Nonstop1h 29m
JetBlue
Sun 6/2110:50 am
ACK
-
DCA
Nonstop1h 38m
JetBlue
Deal found 1/30$352
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:58 pm
DCA
-
ACK
Nonstop1h 36m
American Airlines
Sun 8/2310:29 am
ACK
-
DCA
1 stop22h 20m
American Airlines
Deal found 1/31$358
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:00 am
DCA
-
ACK
1 stop7h 19m
American Airlines
Sat 8/225:14 pm
ACK
-
DCA
Nonstop1h 46m
American Airlines
Deal found 1/30$367
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:15 am
IAD
-
ACK
1 stop6h 32m
United Airlines
Wed 8/193:49 pm
ACK
-
IAD
1 stop4h 44m
United Airlines
Deal found 1/29$437
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:34 am
IAD
-
ACK
1 stop5h 45m
American Airlines
Sat 8/2212:50 pm
ACK
-
IAD
1 stop6h 59m
American Airlines
Deal found 1/30$466

Find flight deals from Washington, D.C. to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(JetBlue)

One-way from

$114
(JetBlue)

Popular in

October

Cheapest in

February

Average price

$187

Good round-trip deal

$287 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Nantucket Memorial flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Nantucket Memorial flights.
Search Deals
From Washington, D.C. (WAS) to Nantucket Memorial
Search Deals
One-way flight from Washington, D.C. (WAS) to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Nantucket Memorial.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Nantucket that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Nantucket that are best for you.

Fly from

Washington, D.C.

Fly to

Nantucket

Route

Depart

Return

Price

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Tue 7/14

3:35 pm-5:04 pm

Nonstop1h 29m

Nantucket Memorial

Wed 7/15

10:50 am-12:28 pm

Nonstop1h 38m

$227

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Fri 6/26

3:35 pm-5:04 pm

Nonstop1h 29m

Nantucket Memorial

Sun 6/28

10:50 am-12:28 pm

Nonstop1h 38m

$257

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Fri 6/19

2:40 pm-4:28 pm

Nonstop1h 48m

Nantucket Memorial

Sun 6/21

10:24 am-7:46 am

1 stop21h 22m

$313

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Fri 6/12

10:25 pm-2:29 pm

2 stops16h 04m

Nantucket Memorial

Tue 6/16

10:18 am-7:10 am

2 stops20h 52m

$651

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Fri 7/17

5:45 pm-9:54 am

2 stops16h 09m

Nantucket Memorial

Fri 7/31

2:19 pm-11:58 pm

2 stops9h 39m

$675

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Sun 2/15

6:20 am-9:25 am

2 stops27h 05m

Nantucket Memorial

Thu 2/19

7:00 am-10:53 pm

2 stops15h 53m

$721

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sat 7/25

5:00 am-1:49 pm

2 stops8h 49m

Nantucket Memorial

Sat 8/1

2:19 pm-11:58 pm

2 stops9h 39m

$724

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Thu 5/28

10:40 am-6:05 pm

2 stops7h 25m

Nantucket Memorial

Mon 6/1

2:10 pm-7:16 pm

1 stop5h 06m

$773

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Fri 6/12

5:45 pm-1:49 pm

2 stops20h 04m

Nantucket Memorial

Tue 6/16

2:19 pm-5:14 pm

2 stops26h 55m

$795

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Thu 6/18

8:15 am-2:51 pm

1 stop6h 36m

Nantucket Memorial

Mon 6/22

3:49 pm-8:33 pm

1 stop4h 44m

$868

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 22 results
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  • Most accurate provider: When it comes to deals on Washington, D.C.-Nantucket flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Nantucket flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Nantucket flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Nantucket

How far ahead should I book a flight from Washington, D.C. to Nantucket?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Nantucket. Price data was last updated on January 30, 2026.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Nantucket, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. to Nantucket?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Nantucket (average of $46). Flying from Washington, D.C. to Nantucket in December is currently the most expensive (average of $117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Nantucket

Get insights into the airlines that provide service to Nantucket. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nantucket. Reviews last updated February 1, 2026.
Read reviews from past customers who have flown Delta, American Airlines, and JetBlue from Washington, D.C. to Nantucket. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,130 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,130 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,213 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,891 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Nantucket from Washington, D.C.?

    Most people fly into Nantucket Memorial (ACK) if they book a flight to Nantucket from Washington, D.C.. On average, Memorial has 0 inbound flights from Washington, D.C. per day from 2 airlines. Nantucket Memorial is conveniently located just 2.8 mi from Nantucket’s city center.

  • How long is the flight from Washington, D.C. to Nantucket?

    For as low as $227, JetBlue can have you in Nantucket from Washington, D.C. in 1h 29m. The distance from Washington, D.C. to Nantucket is about 404 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. to Nantucket round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Nantucket round-trip from $157. Another airline that can offer you cheap pricing is American Airlines.

  • What are the most popular routes from Washington, D.C. to Nantucket?

    While some choose either Washington, D.C. Dulles Intl - Nantucket Memorial or Baltimore/Washington - Nantucket Memorial, Washington, D.C. Reagan-National - Nantucket Memorial is the most popular route from Washington, D.C. to Nantucket.

  • Can I find deals for flights from Washington, D.C. to Nantucket that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Nantucket?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Nantucket.

  • Can I find deals for business class flights from Washington, D.C. to Nantucket?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Nantucket?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Nantucket (average of $46). Flying from Washington, D.C. to Nantucket in December is currently the most expensive (average of $117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Washington, D.C. to Nantucket

Discover the top 2 airlines that operate flights from Washington, D.C. to Nantucket. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$157Average$278FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$183Average$317FlexibilityNo cancel feeOn-time71%

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