Cheap flights from Washington, D.C. Dulles Intl Airport to Boston from $103

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. Dulles Intl Airport to Boston departing on 7/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:03 am - 3:08 pm
IAD
-
ACK
10h 05m
2 stops
American Airlines Logo
2:32 pm - 12:10 am
ACK
-
IAD
9h 38m
2 stops
$217American Airlines
Wed, Jul 15 - Wed, Jul 22
American Airlines Logo
5:03 am - 3:08 pm
IAD
-
ACK
10h 05m
2 stops
American Airlines Logo
1:50 pm - 7:40 pm
ACK
-
IAD
5h 50m
1 stop
$252American Airlines
Wed, Jul 15 - Fri, Jul 17
American Airlines Logo
5:03 am - 2:01 pm
IAD
-
ACK
8h 58m
2 stops
American Airlines Logo
2:32 pm - 12:10 am
ACK
-
IAD
9h 38m
2 stops
$255American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
5:03 am - 2:01 pm
IAD
-
ACK
8h 58m
2 stops
American Airlines Logo
2:32 pm - 12:10 am
ACK
-
IAD
9h 38m
2 stops
$257American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
5:03 am - 3:08 pm
IAD
-
ACK
10h 05m
2 stops
American Airlines Logo
3:38 pm - 12:10 am
ACK
-
IAD
8h 32m
2 stops
$287American Airlines
Tue, Jul 21 - Fri, Jul 31
American Airlines Logo
5:03 am - 3:08 pm
IAD
-
ACK
10h 05m
2 stops
American Airlines Logo
3:38 pm - 12:10 am
ACK
-
IAD
8h 32m
2 stops
$297American Airlines
Mon, Jul 6 - Mon, Jul 13
American Airlines Logo
5:03 am - 3:08 pm
IAD
-
ACK
10h 05m
2 stops
American Airlines Logo
1:50 pm - 7:40 pm
ACK
-
IAD
5h 50m
1 stop
$307American Airlines
Wed, Jul 15 - Fri, Jul 17
American Airlines Logo
6:10 am - 12:23 pm
IAD
-
ACK
6h 13m
2 stops
American Airlines Logo
11:17 am - 8:56 pm
ACK
-
IAD
9h 39m
2 stops
$312American Airlines
Mon, Aug 17 - Mon, Aug 24
American Airlines Logo
5:03 am - 2:01 pm
IAD
-
ACK
8h 58m
2 stops
American Airlines Logo
11:19 am - 7:34 pm
ACK
-
IAD
8h 15m
2 stops
$325American Airlines
Tue, Jul 14 - Wed, Jul 22
American Airlines Logo
6:33 am - 3:08 pm
IAD
-
ACK
8h 35m
2 stops
American Airlines Logo
11:19 am - 7:34 pm
ACK
-
IAD
8h 15m
2 stops
$327American Airlines
Mon, Jul 20 - Wed, Jul 29

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United Airlines flights from Washington, D.C. Dulles Intl Airport to Nantucket

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Nantucket flight tickets
United Airlines
Aug 31
IAD10:41 pmWashington, D.C. Dulles Intl
10h 31m
1 stop
ACK9:12 amNantucket Memorial
Sep 3
ACK3:59 pmNantucket Memorial
7h 00m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
$394
United Airlines
Aug 18
IAD8:35 amWashington, D.C. Dulles Intl
6h 28m
1 stop
ACK3:03 pmNantucket Memorial
Aug 19
ACK3:59 pmNantucket Memorial
7h 00m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
$407
United Airlines
Jun 30
IAD6:33 amWashington, D.C. Dulles Intl
3h 42m
1 stop
ACK10:15 amNantucket Memorial
Jul 2
ACK10:53 amNantucket Memorial
5h 39m
1 stop
IAD4:32 pmWashington, D.C. Dulles Intl
$413

Delta flights from Washington, D.C. Dulles Intl Airport to Nantucket

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Nantucket flight tickets
Delta
Jul 21
IAD6:59 pmWashington, D.C. Dulles Intl
19h 42m
1 stop
ACK2:41 pmNantucket Memorial
Jul 29
ACK3:24 pmNantucket Memorial
20h 25m
1 stop
IAD11:49 amWashington, D.C. Dulles Intl
$422
Delta
Jul 21
IAD6:59 pmWashington, D.C. Dulles Intl
19h 42m
1 stop
ACK2:41 pmNantucket Memorial
Jul 29
ACK4:40 pmNantucket Memorial
21h 21m
2 stops
IAD2:01 pmWashington, D.C. Dulles Intl
$427
Delta
Jun 29
IAD6:05 amWashington, D.C. Dulles Intl
9h 43m
2 stops
ACK3:48 pmNantucket Memorial
Jul 3
ACK12:06 pmNantucket Memorial
11h 08m
2 stops
IAD11:14 pmWashington, D.C. Dulles Intl
$449

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 June 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/15

5:03 am-3:08 pm

2 stops10h 05m

Nantucket Memorial

Wed 7/22

2:32 pm-12:10 am

2 stops9h 38m

$217

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/15

5:03 am-3:08 pm

2 stops10h 05m

Nantucket Memorial

Fri 7/17

1:50 pm-7:40 pm

1 stop5h 50m

$252

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/8

5:03 am-2:01 pm

2 stops8h 58m

Nantucket Memorial

Wed 7/15

2:32 pm-12:10 am

2 stops9h 38m

$255

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/8

5:03 am-2:01 pm

2 stops8h 58m

Nantucket Memorial

Wed 7/15

2:32 pm-12:10 am

2 stops9h 38m

$257

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Tue 7/21

5:03 am-3:08 pm

2 stops10h 05m

Nantucket Memorial

Fri 7/31

3:38 pm-12:10 am

2 stops8h 32m

$287

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 7/6

5:03 am-3:08 pm

2 stops10h 05m

Nantucket Memorial

Mon 7/13

3:38 pm-12:10 am

2 stops8h 32m

$297

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/15

5:03 am-3:08 pm

2 stops10h 05m

Nantucket Memorial

Fri 7/17

1:50 pm-7:40 pm

1 stop5h 50m

$307
Quickest round-trip

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 8/17

6:10 am-12:23 pm

2 stops6h 13m

Nantucket Memorial

Mon 8/24

11:17 am-8:56 pm

2 stops9h 39m

$312

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Tue 7/14

5:03 am-2:01 pm

2 stops8h 58m

Nantucket Memorial

Wed 7/22

11:19 am-7:34 pm

2 stops8h 15m

$325

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 7/20

6:33 am-3:08 pm

2 stops8h 35m

Nantucket Memorial

Wed 7/29

11:19 am-7:34 pm

2 stops8h 15m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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 Tuesday when prices can be found for as low as $201. 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. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $462.

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

In the afternoon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Nantucket when you can find flight prices for as low as $292. Flying to Nantucket in the afternoon 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 $342 on average. Flights to Nantucket from Washington, D.C. Dulles Intl Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Washington, D.C. Dulles Intl Airport to Nantucket

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Nantucket (IAD to ACK) flight deals and tips

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

Fastest flight time

3h 42m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Nantucket takes 3h 42m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Nantucket. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Nantucket.

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Nantucket

  • How far is Washington, D.C. Dulles Intl to Nantucket Memorial by plane?

    A flight from Washington, D.C. Dulles Intl to Nantucket Memorial will travel around 420.0 mi. By plane, this route typically takes 3h 42m.

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

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

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Nantucket from Washington, D.C..

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?

momondo helps you find the best flight between Washington, D.C. and Nantucket by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 offers price alerts on flights to Nantucket from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Sun 7/12
Sun 7/19

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