Cheap flights from Washington, D.C. to Boston from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Boston departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

JetBlue Logo
3:00 pm - 4:27 pmDCA-ACK
1h 27mnonstop
JetBlue Logo
10:45 am - 12:20 pmACK-DCA
1h 35mnonstop
$177JetBlue
Find Deal
Sun, Sep 21 - Fri, Sep 26
JetBlue Logo
3:00 pm - 4:27 pmDCA-ACK
1h 27mnonstop
JetBlue Logo
12:30 pm - 2:02 pmACK-DCA
1h 32mnonstop
$179JetBlue
Find Deal
Wed, Sep 10 - Sat, Sep 13
JetBlue Logo
3:00 pm - 4:27 pmDCA-ACK
1h 27mnonstop
JetBlue Logo
4:10 pm - 10:56 pmACK-DCA
6h 46m1 stop
$182JetBlue
Find Deal
Sat, Sep 13 - Fri, Sep 19
Delta Logo
10:45 am - 4:09 pmDCA-ACK
5h 24m1 stop
Delta Logo
4:49 pm - 10:56 pmACK-DCA
6h 07m1 stop
$191Delta
Find Deal
Sun, Aug 31 - Thu, Sep 4
Delta Logo
10:45 am - 4:09 pmDCA-ACK
5h 24m1 stop
Delta Logo
4:49 pm - 10:56 pmACK-DCA
6h 07m1 stop
$201Delta
Find Deal
Sun, Aug 31 - Thu, Sep 4
United Airlines Logo
8:40 am - 2:51 pmIAD-ACK
6h 11m1 stop
United Airlines Logo
4:31 pm - 8:41 pmACK-IAD
4h 10m1 stop
$269United Airlines
Find Deal
Wed, Sep 17 - Tue, Sep 23
United Airlines Logo
6:20 am - 9:55 amIAD-ACK
3h 35m1 stop
United Airlines Logo
4:16 pm - 8:41 pmACK-IAD
4h 25m1 stop
$308United Airlines
Find Deal
Sun, Aug 31 - Thu, Sep 4
 Logo
6:20 am - 9:55 amIAD-ACK
3h 35m1 stop
 Logo
5:20 pm - 7:11 amACK-IAD
13h 51m1 stop
Sun, Sep 21 - Fri, Sep 26
 Logo
6:20 am - 9:55 amIAD-ACK
3h 35m1 stop
 Logo
7:00 am - 11:13 amACK-IAD
4h 13m1 stop
Sun, Sep 7 - Wed, Sep 10
American Airlines Logo
8:19 pm - 3:55 pmIAD-ACK
19h 36m2 stops
American Airlines Logo
4:25 pm - 3:19 pmACK-IAD
22h 54m2 stops
$1,238American Airlines
Find Deal
Fri, Aug 29 - Mon, Sep 1

JetBlue flights from Washington, D.C. to Nantucket

Our best JetBlue deals on Washington, D.C. to Nantucket flight tickets
JetBlue
Sep 21
DCA3:00 pmWashington, D.C. Reagan-National
1h 27m
ACK4:27 pmNantucket Memorial
Sep 26
ACK10:45 amNantucket Memorial
1h 35m
DCA12:20 pmWashington, D.C. Reagan-National
JetBlue
Sep 10
DCA3:00 pmWashington, D.C. Reagan-National
1h 27m
ACK4:27 pmNantucket Memorial
Sep 13
ACK12:30 pmNantucket Memorial
1h 32m
DCA2:02 pmWashington, D.C. Reagan-National
JetBlue
Aug 27
DCA4:00 pmWashington, D.C. Reagan-National
1h 26m
ACK5:26 pmNantucket Memorial
Sep 4
ACK12:30 pmNantucket Memorial
1h 32m
DCA2:02 pmWashington, D.C. Reagan-National

United Airlines flights from Washington, D.C. to Nantucket

Our best United Airlines deals on Washington, D.C. to Nantucket flight tickets
United Airlines
Sep 17
IAD8:40 amWashington, D.C. Dulles Intl
6h 11m
1 stop
ACK2:51 pmNantucket Memorial
Sep 23
ACK4:31 pmNantucket Memorial
4h 10m
1 stop
IAD8:41 pmWashington, D.C. Dulles Intl
United Airlines
Aug 31
IAD6:20 amWashington, D.C. Dulles Intl
3h 35m
1 stop
ACK9:55 amNantucket Memorial
Sep 4
ACK4:16 pmNantucket Memorial
4h 25m
1 stop
IAD8:41 pmWashington, D.C. Dulles Intl
United Airlines
Aug 31
IAD6:20 amWashington, D.C. Dulles Intl
3h 35m
1 stop
ACK9:55 amNantucket Memorial
Sep 4
ACK4:16 pmNantucket Memorial
4h 25m
1 stop
IAD8:41 pmWashington, D.C. Dulles Intl

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
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

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 9/21

3:00 pm-4:27 pm

Nonstop1h 27m

Nantucket Memorial

Fri 9/26

10:45 am-12:20 pm

Nonstop1h 35m

$177

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Wed 9/10

3:00 pm-4:27 pm

Nonstop1h 27m

Nantucket Memorial

Sat 9/13

12:30 pm-2:02 pm

Nonstop1h 32m

$179

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sat 9/13

3:00 pm-4:27 pm

Nonstop1h 27m

Nantucket Memorial

Fri 9/19

4:10 pm-10:56 pm

1 stop6h 46m

$182

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 8/31

10:45 am-4:09 pm

1 stop5h 24m

Nantucket Memorial

Thu 9/4

4:49 pm-10:56 pm

1 stop6h 07m

$191

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 8/31

10:45 am-4:09 pm

1 stop5h 24m

Nantucket Memorial

Thu 9/4

4:49 pm-10:56 pm

1 stop6h 07m

$201

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 9/17

8:40 am-2:51 pm

1 stop6h 11m

Nantucket Memorial

Tue 9/23

4:31 pm-8:41 pm

1 stop4h 10m

$269

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 8/31

6:20 am-9:55 am

1 stop3h 35m

Nantucket Memorial

Thu 9/4

4:16 pm-8:41 pm

1 stop4h 25m

$308

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 9/21

6:20 am-9:55 am

1 stop3h 35m

Nantucket Memorial

Fri 9/26

5:20 pm-7:11 am

1 stop13h 51m

$726

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 9/7

6:20 am-9:55 am

1 stop3h 35m

Nantucket Memorial

Wed 9/10

7:00 am-11:13 am

1 stop4h 13m

$746

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Fri 8/29

8:19 pm-3:55 pm

2 stops19h 36m

Nantucket Memorial

Mon 9/1

4:25 pm-3:19 pm

2 stops22h 54m

$1,238

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Boston from

How to get the cheapest flight ticket from Washington, D.C. to Nantucket

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Nantucket?

The cheapest day to depart on your flight to Nantucket is on a Wednesday when prices can be found for as low as $207. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $443.

What is the cheapest time of day to depart on your flight to Nantucket?

At noon is the cheapest time of day to fly from Washington, D.C. to Nantucket when you can find flight prices for as low as $223. Flying to Nantucket at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $308 on average. Flights to Nantucket from Washington, D.C. in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Washington, D.C. to Nantucket Memorial flight route?

Fly from Washington, D.C. Reagan-National to Nantucket Memorial for the best Washington, D.C. - Nantucket Memorial flight prices

What cabin class options are available on Washington, D.C. to Nantucket Memorial flights?

There are 3 cabin classes available to choose from on Washington, D.C. to Nantucket Memorial flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Nantucket flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Nantucket.

When to book flights from Washington, D.C. to Nantucket

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Nantucket according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Nantucket (WAS to ACK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Nantucket

Best Price Found

$89

Fastest flight time

1h 26m

Direct flights

Every day

Airports in Nantucket

1 airport
The best one-way flight to Nantucket from Washington, D.C. in the past 72 hours is $89. The best round-trip flight deal from Washington, D.C. to Nantucket found on momondo in the last 72 hours is $177.
The fastest flight from Washington, D.C. to Nantucket takes 1h 26m
Direct flights go from Washington, D.C. to Nantucket every day.
There is 1 airport near Nantucket: Nantucket Memorial (ACK)
  • How far is Washington, D.C. to Nantucket Memorial by plane?

    The distance between Washington, D.C. and Nantucket Memorial is about 401.3 mi. A reasonable flight in good conditions will take 1h 26m.

  • When did momondo last update prices for flights from Washington, D.C. to Nantucket Memorial Airport?

    Prices for flights from Washington, D.C. to Nantucket Memorial Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Nantucket Memorial Airport?

  • How old do you have to be to fly from Washington, D.C. to Nantucket Memorial Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Nantucket Memorial Airport.

  • What documentation or ID do you need to fly to Nantucket Memorial Airport?

    The necessary travel and health documents for your Nantucket Memorial Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Nantucket?

  • What is the most popular airline from Washington, D.C. to Nantucket?

Best airlines flying from Washington, D.C. to Nantucket

Compare and see reviews for airlines that fly from Washington, D.C. to Nantucket with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $113Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
American AirlinesPriceFrom $167Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • JetBlue Flights From Washington, D.C. to Nantucket

    The lowest priced JetBlue flight from Washington, D.C. to Nantucket from the last 72 hours was $113. Generally, JetBlue has 7 flights on this route every week with an average price of $287. JetBlue is rated 7.2/10 by our users.

  • American Airlines Flights From Washington, D.C. to Nantucket

    The best American Airlines deal for Washington, D.C. to Nantucket flight tickets found on momondo in the last 72 hours was $167, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $334 round-trip. American Airlines operates 15 flights out of Washington, D.C. into Nantucket in an average week, so prices vary by time and availability. 10,000 American Airlines reviews by users on momondo have scored the airline at 7.2/10.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Nantucket?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Nantucket. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Nantucket with flexible booking policies on momondo?

Flights from Washington, D.C. to Nantucket with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Nantucket?

Once you have performed a search for Washington, D.C. to Nantucket flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Nantucket right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Nantucket flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sat 8/23
Sat 8/30

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