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Nantucket Island

$114+ Cheap flights from Dulles Intl (IAD) to Nantucket Island

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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ACK
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
1 adult, Economy
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Cheap flight deals from Dulles Intl to Nantucket Island

Cheapest flights from Dulles Intl to Nantucket Island
Explore the most affordable flight options available from Dulles Intl to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.

This Delta deal was found by Cheapflights users on 5/13. 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 7/146:00 am
IAD
-
ACK
2 stops9h 48m
Delta
Sat 7/183:24 pm
ACK
-
IAD
1 stop3h 55m
Delta
Deal found 5/13$222
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 7/86:33 am
IAD
-
ACK
2 stops7h 28m
American Airlines
Wed 8/52:03 pm
ACK
-
IAD
2 stops8h 52m
American Airlines
Deal found 5/14$300
This American Airlines deal was found by Cheapflights users on 5/12. 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 28m
American Airlines
Fri 7/172:32 pm
ACK
-
IAD
2 stops9h 38m
American Airlines
Deal found 5/12$307
This American Airlines deal was found by Cheapflights users on 5/14. 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 8/246:10 am
IAD
-
ACK
2 stops7h 23m
American Airlines
Wed 8/262:03 pm
ACK
-
IAD
2 stops8h 52m
American Airlines
Deal found 5/14$327
This Delta deal was found by Cheapflights users on 5/12. 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 7/76:00 am
IAD
-
ACK
2 stops9h 48m
Delta
Sat 7/113:24 pm
ACK
-
IAD
1 stop3h 55m
Delta
Deal found 5/12$348
This American Airlines deal was found by Cheapflights users on 5/12. 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 8/45:03 am
IAD
-
ACK
2 stops8h 58m
American Airlines
Fri 8/72:03 pm
ACK
-
IAD
2 stops8h 52m
American Airlines
Deal found 5/12$363
This American Airlines deal was found by Cheapflights users on 5/12. 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 6/216:20 am
IAD
-
ACK
1 stop7h 08m
American Airlines
Tue 6/302:43 pm
ACK
-
IAD
2 stops9h 16m
American Airlines
Deal found 5/12$384
This American Airlines deal was found by Cheapflights users on 5/16. 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 7/138:22 pm
IAD
-
ACK
2 stops14h 27m
American Airlines
Fri 7/172:32 pm
ACK
-
IAD
2 stops9h 38m
American Airlines
Deal found 5/16$385
This American Airlines deal was found by Cheapflights users on 5/12. 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 7/145:03 am
IAD
-
ACK
2 stops8h 58m
American Airlines
Mon 7/2011:19 am
ACK
-
IAD
2 stops12h 51m
American Airlines
Deal found 5/12$388
This American Airlines deal was found by Cheapflights users on 5/13. 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 6/278:22 pm
IAD
-
ACK
2 stops13h 27m
American Airlines
Fri 7/172:32 pm
ACK
-
IAD
2 stops9h 38m
American Airlines
Deal found 5/13$390

Find flight deals from Dulles Intl to Nantucket Island

Keep the following information in mind while searching for Dulles Intl to Nantucket Island flight deals. Data was last updated May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$222
(Delta)

One-way from

$114
(Delta)

Popular in

March

Cheapest in

December

Average price

$277
Provider with most accurate pricing for Washington, D.C. (WAS)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boston Logan Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Nantucket Island
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Nantucket Island
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Nantucket Island 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 May 16, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Nantucket Island 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

Sun 9/6

6:15 am-3:03 pm

1 stop8h 48m

Nantucket Memorial

Wed 9/9

3:49 pm-10:59 pm

1 stop7h 10m

$516

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Tue 8/25

6:15 am-3:03 pm

1 stop8h 48m

Nantucket Memorial

Thu 8/27

3:59 pm-10:59 pm

1 stop7h 00m

$520

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Tue 7/14

6:33 am-10:15 am

1 stop3h 42m

Nantucket Memorial

Sat 7/18

3:14 pm-11:19 pm

1 stop8h 05m

$562

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/8

6:33 am-10:15 am

1 stop3h 42m

Nantucket Memorial

Sat 7/11

3:14 pm-11:19 pm

1 stop8h 05m

$599

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Mon 6/29

6:33 am-10:15 am

1 stop3h 42m

Nantucket Memorial

Wed 7/1

3:44 pm-7:22 am

1 stop15h 38m

$609

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 6/14

6:33 am-2:26 pm

1 stop7h 53m

Nantucket Memorial

Wed 6/17

3:44 pm-9:00 pm

1 stop5h 16m

$610

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sat 5/30

10:10 pm-10:15 am

2 stops12h 05m

Nantucket Memorial

Mon 6/1

3:44 pm-9:00 pm

1 stop5h 16m

$620

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Fri 6/5

10:29 pm-7:55 am

1 stop9h 26m

Nantucket Memorial

Tue 6/9

10:13 am-4:32 pm

1 stop6h 19m

$655
Quickest round-trip

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Thu 7/9

6:33 am-10:15 am

1 stop3h 42m

Nantucket Memorial

Wed 7/15

3:44 pm-9:00 pm

1 stop5h 16m

$668

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Sun 6/14

6:33 am-2:26 pm

1 stop7h 53m

Nantucket Memorial

Thu 6/18

3:44 pm-7:23 am

2 stops15h 39m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/16

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Nantucket Island

Have a flexible travel schedule? Discover the best time to fly to Nantucket Island from Dulles Intl 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. Dulles Intl Airport to Nantucket Island
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Nantucket Island?

    Airlines like United Airlines fly from Washington, D.C. Dulles Intl Airport to Nantucket Island in about 8h 48m. The time it takes to get you to your destination can typically vary by up to . The distance between Washington, D.C. Dulles Intl Airport and Nantucket Island is about 421 mi.

  • Can I find deals for flights from Dulles Intl to Nantucket Island that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Nantucket Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Nantucket Island?

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

  • Can I find deals for business class flights from Dulles Intl to Nantucket Island?

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

See more FAQs

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