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Nantucket Island

$344+ Cheap flights from Washington to Nantucket Island

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ACK
Aug 10 — Aug 171
Sun 8/10
Sun 8/17
1 adult, Economy
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Cheap flight deals from Washington to Nantucket Island

Keep the following information in mind while searching for Washington to Nantucket Island flight deals. Data was last updated August 5, 2025.

Round-trip from

$344
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$456
From Washington to Nantucket Island
Search Deals
High demand for flights, 8% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Washington to Nantucket Island

Cheapest flights from Washington to Nantucket Island
Explore the most affordable flight options available from Washington to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.

This American Airlines deal was found by Cheapflights users on 8/5. 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 8/1911:59 pmPDX - ACK
2 stops13h 37mAmerican Airlines
Tue 8/261:41 pmACK - PDX
2 stops12h 39mAmerican Airlines
Deal found 8/5$344
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/2311:59 pmPDX - ACK
2 stops12h 54mAmerican Airlines
Wed 8/274:25 pmACK - PDX
1 stop8h 39mAmerican Airlines
Deal found 8/4$514
This American Airlines deal was found by Cheapflights users on 8/2. 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 8/2412:46 amSEA - ACK
2 stops13h 00mAmerican Airlines
Fri 8/294:25 pmACK - SEA
1 stop9h 01mAmerican Airlines
Deal found 8/2$567
This Delta deal was found by Cheapflights users on 8/4. 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.
Sat 8/237:24 amPDX - ACK
1 stop28h 22mDelta
Wed 8/273:26 pmACK - PDX
1 stop9h 05mDelta
Deal found 8/4$591
This JetBlue deal was found by Cheapflights users on 8/4. 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.
Mon 8/259:14 pmSEA - ACK
1 stop10h 15mJetBlue
Fri 8/2912:50 pmACK - SEA
1 stop10h 35mJetBlue
Deal found 8/4$600
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/191:45 pmPDX - ACK
3 stops22h 05mUnited Airlines
Tue 8/2610:30 amACK - PDX
2 stops17h 15mUnited Airlines
Deal found 8/5$623
This Delta deal was found by Cheapflights users on 8/3. 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 8/2511:55 pmSEA - ACK
2 stops13h 14mDelta
Fri 8/293:26 pmACK - SEA
1 stop10h 49mDelta
Deal found 8/3$654
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/1111:59 pmPDX - ACK
2 stops12h 56mAmerican Airlines
Mon 8/255:16 pmACK - PDX
2 stops19h 30mAmerican Airlines
Deal found 8/4$736

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 August 5, 2025.
Use the filters below to find and compare flights from Washington to Nantucket Island that are best for you.

Fly from

Washington

Fly to

Nantucket Island

Route

Depart

Return

Price

PortlandNantucket

PDX - ACK

PDXACK

Portland

Tue 8/19

11:59 pm-4:36 pm

2 stops13h 37m

Nantucket Memorial

Tue 8/26

1:41 pm-11:20 pm

2 stops12h 39m

$344

PortlandNantucket

PDX - ACK

PDXACK

Portland

Sat 8/23

11:59 pm-3:53 pm

2 stops12h 54m

Nantucket Memorial

Wed 8/27

4:25 pm-10:04 pm

1 stop8h 39m

$514

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Sun 8/24

12:46 am-4:46 pm

2 stops13h 00m

Nantucket Memorial

Fri 8/29

4:25 pm-10:26 pm

1 stop9h 01m

$567

PortlandNantucket

PDX - ACK

PDXACK

Portland

Sat 8/23

7:24 am-2:46 pm

1 stop28h 22m

Nantucket Memorial

Wed 8/27

3:26 pm-9:31 pm

1 stop9h 05m

$591

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Mon 8/25

9:14 pm-10:29 am

1 stop10h 15m

Nantucket Memorial

Fri 8/29

12:50 pm-8:25 pm

1 stop10h 35m

$600

PortlandNantucket

PDX - ACK

PDXACK

Portland

Tue 8/19

1:45 pm-2:50 pm

3 stops22h 05m

Nantucket Memorial

Tue 8/26

10:30 am-12:45 am

2 stops17h 15m

$623

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Mon 8/25

11:55 pm-4:09 pm

2 stops13h 14m

Nantucket Memorial

Fri 8/29

3:26 pm-11:15 pm

1 stop10h 49m

$654

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Tue 8/19

12:46 am-3:55 pm

2 stops12h 09m

Nantucket Memorial

Sun 8/24

1:38 pm-12:56 am

2 stops14h 18m

$1,113

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Wed 8/20

9:14 pm-10:29 am

1 stop10h 15m

Nantucket Memorial

Sun 8/24

4:23 pm-9:59 pm

1 stop8h 36m

$1,119

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Wed 8/20

6:34 pm-2:25 pm

3 stops40h 51m

Nantucket Memorial

Sun 8/24

6:50 am-5:28 pm

2 stops13h 38m

$1,631

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 12 results
1
2

Best time to book a flight from Washington to Nantucket Island

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

Reviews of airlines servicing Nantucket Island

Get insights into the airlines that provide service to Nantucket Island. 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 Island. Reviews last updated August 5, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Washington to Nantucket Island have to say. 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
8.0
Very good
7,985 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,985 reviews
Delta
8.0
Very good
7,985 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,985 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,985 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,985 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

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