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$79+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ACK
May 1 — May 81
Fri 5/1
Fri 5/8
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 April 1, 2026.

This JetBlue deal was found by Cheapflights users on 3/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:25 pm
DCA
-
ACK
Nonstop1h 31m
JetBlue
Thu 7/2310:52 am
ACK
-
DCA
Nonstop1h 37m
JetBlue
Deal found 3/31$157
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:40 pm
DCA
-
ACK
Nonstop1h 32m
JetBlue
Fri 7/1010:52 am
ACK
-
DCA
Nonstop1h 37m
JetBlue
Deal found 3/31$192
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:20 am
DCA
-
ACK
1 stop5h 06m
Delta
Fri 7/104:40 pm
ACK
-
DCA
1 stop6h 19m
Delta
Deal found 3/30$234
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Mon 7/2010:00 am
DCA
-
ACK
1 stop3h 53m
American Airlines
Thu 7/234:51 pm
ACK
-
DCA
Nonstop1h 49m
American Airlines
Deal found 3/31$236
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/293:40 pm
DCA
-
ACK
Nonstop1h 32m
JetBlue
Sat 7/410:52 am
ACK
-
DCA
Nonstop1h 37m
JetBlue
Deal found 3/29$237
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2911:00 am
DCA
-
ACK
1 stop4h 48m
Delta
Tue 6/3012:06 pm
ACK
-
DCA
1 stop4h 14m
Delta
Deal found 3/27$246
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Sun 8/92:58 pm
DCA
-
ACK
Nonstop1h 36m
American Airlines
Mon 8/3112:23 pm
ACK
-
DCA
Nonstop1h 47m
American Airlines
Deal found 3/30$247
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/53:40 pm
DCA
-
ACK
Nonstop1h 32m
JetBlue
Fri 7/1010:52 am
ACK
-
DCA
Nonstop1h 37m
JetBlue
Deal found 3/31$252
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:01 am
BWI
-
ACK
2 stops9h 12m
American Airlines
Sat 7/42:33 pm
ACK
-
BWI
2 stops9h 41m
American Airlines
Deal found 3/29$367
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:29 am
IAD
-
ACK
1 stop6h 27m
United Airlines
Fri 5/293:44 pm
ACK
-
IAD
1 stop5h 16m
United Airlines
Deal found 3/31$395
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
IAD
-
ACK
2 stops9h 20m
Delta
Fri 5/2912:07 pm
ACK
-
IAD
2 stops10h 49m
Delta
Deal found 3/31$413
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 7/146:33 am
IAD
-
ACK
2 stops7h 20m
American Airlines
Fri 7/171:53 pm
ACK
-
IAD
1 stop5h 47m
American Airlines
Deal found 3/31$418

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 April 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(Delta)

One-way from

$79
(KAYAK)

Popular in

October

Cheapest in

December

Average price

$237

Good round-trip deal

$241 or less

Good one-way deal

$198 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. 3% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Nantucket Memorial.
Search Deals
Price to beat on a one-way 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 April 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Wed 7/22

3:25 pm-4:56 pm

Nonstop1h 31m

Nantucket Memorial

Thu 7/23

10:52 am-12:29 pm

Nonstop1h 37m

$157

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Mon 7/13

11:00 am-3:48 pm

1 stop4h 48m

Nantucket Memorial

Wed 7/15

4:40 pm-10:59 pm

1 stop6h 19m

$246

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sat 5/23

9:00 am-3:21 pm

1 stop6h 21m

Nantucket Memorial

Sun 5/24

4:00 pm-8:59 pm

1 stop4h 59m

$261

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 7/13

6:33 am-10:15 am

1 stop3h 42m

Nantucket Memorial

Wed 7/15

3:44 pm-9:00 pm

1 stop5h 16m

$471

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Tue 7/21

8:29 am-3:04 pm

1 stop6h 35m

Nantucket Memorial

Wed 7/22

3:44 pm-9:00 pm

1 stop5h 16m

$557

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 6/7

10:10 pm-9:35 am

2 stops11h 25m

Nantucket Memorial

Fri 6/12

3:44 pm-9:00 pm

1 stop5h 16m

$600

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 7/13

6:00 am-3:48 pm

2 stops9h 48m

Nantucket Memorial

Wed 7/15

12:15 pm-11:14 pm

2 stops10h 59m

$609

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 6/29

8:25 am-3:04 pm

1 stop6h 39m

Nantucket Memorial

Tue 6/30

3:44 pm-7:23 am

2 stops15h 39m

$632

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Mon 6/29

6:08 am-2:39 pm

2 stops8h 31m

Nantucket Memorial

Tue 6/30

12:06 pm-11:18 pm

2 stops11h 12m

$635

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Mon 4/27

9:59 pm-9:25 am

1 stop11h 26m

Nantucket Memorial

Wed 4/29

5:30 pm-8:07 am

1 stop14h 37m

$653

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 46 resultsSorted by cheapest first
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3
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5
  • 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 March 13, 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, July is the cheapest month in which you can book a flight from Washington, D.C. to Nantucket (average of $55). Flying from Washington, D.C. to Nantucket in February is currently the most expensive (average of $137). 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 April 1, 2026.
Read reviews from past customers who have flown JetBlue and American Airlines 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.
JetBlue
7.2
Good
2,908 reviews

Boarding

7.4

Crew

8.0

Comfort

7.5

Food

6.6

Overall

7.2

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,908 reviews
JetBlue
7.2
Good
2,908 reviews

Boarding

7.4

Crew

8.0

Comfort

7.5

Food

6.6

Overall

7.2

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
American Airlines
7.1
Good
11,545 reviews
JetBlue
7.2
Good
2,908 reviews

Boarding

7.4

Crew

8.0

Comfort

7.5

Food

6.6

Overall

7.2

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

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 $157, JetBlue can have you in Nantucket from Washington, D.C. in 1h 31m. 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 $163. 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, July is the cheapest month in which you can book a flight from Washington, D.C. to Nantucket (average of $55). Flying from Washington, D.C. to Nantucket in February is currently the most expensive (average of $137). 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

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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 April 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$163Average$262FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$183Average$302FlexibilityNo cancel feeOn-time71%

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