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Cape Cod and the Islands

$144+ Cheap flights from Washington to Cape Cod and the Islands

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ACK
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Washington to Cape Cod and the Islands

Keep the following information in mind while searching for Washington to Cape Cod and the Islands flight deals. Data was last updated June 12, 2025.

Round-trip from

$274
(American Airlines)

One-way from

$144
(JetBlue)

Popular in

August

Cheapest in

January

Average price

$458
From Washington to Cape Cod and the Islands
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One-way flight from Washington to Cape Cod and the Islands
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Highest demand for flights based on searches. 17% potential increase in price ($74 potential increase over avg. RT price).
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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 June 2025
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Find flight deals from Washington to Cape Cod and the Islands

Cheapest flights from Washington to Cape Cod and the Islands
Explore the most affordable flight options available from Washington to Cape Cod and the Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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 8/1911:30 pmSEA - ACK
2 stops10h 41mAmerican Airlines
Tue 8/261:41 pmACK - SEA
2 stops12h 59mAmerican Airlines
Deal found 6/12$251
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/811:07 pmPDX - MVY
1 stop10h 23mAmerican Airlines
Fri 7/111:00 pmMVY - PDX
2 stops12h 14mAmerican Airlines
Deal found 6/10$274
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/1911:59 pmPDX - ACK
2 stops13h 37mAmerican Airlines
Tue 8/264:25 pmACK - PDX
1 stop8h 39mAmerican Airlines
Deal found 6/12$290
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/1411:30 pmSEA - MVY
2 stops11h 03mAmerican Airlines
Fri 8/222:03 pmMVY - SEA
2 stops12h 37mAmerican Airlines
Deal found 6/11$321
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 8/1312:45 amSEA - HYA
2 stops9h 28mAmerican Airlines
Tue 8/1912:10 pmHYA - SEA
2 stops14h 30mAmerican Airlines
Deal found 6/12$337
This JetBlue deal was found by Cheapflights users on 6/10. 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.
Tue 7/159:13 pmSEA - ACK
1 stop10h 16mJetBlue
Mon 7/213:08 pmACK - SEA
1 stop9h 56mJetBlue
Deal found 6/10$349
This JetBlue deal was found by Cheapflights users on 6/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:40 pmPDX - ACK
1 stop7h 49mJetBlue
Tue 7/153:08 pmACK - PDX
1 stop10h 07mJetBlue
Deal found 6/12$368
This Delta deal was found by Cheapflights users on 6/12. 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 8/1911:55 pmSEA - ACK
2 stops11h 51mDelta
Tue 8/263:26 pmACK - SEA
1 stop10h 49mDelta
Deal found 6/12$379
This Delta deal was found by Cheapflights users on 6/10. 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 7/712:40 amPDX - MVY
2 stops11h 02mDelta
Fri 7/112:13 pmMVY - PDX
1 stop10h 16mDelta
Deal found 6/10$444
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/311:07 pmPDX - HYA
1 stop9h 43mAmerican Airlines
Mon 8/111:44 pmHYA - PDX
2 stops12h 42mAmerican Airlines
Deal found 6/10$472
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/1110:50 pmPDX - ACK
1 stop9h 28mUnited Airlines
Mon 8/254:05 pmACK - PDX
1 stop8h 32mUnited Airlines
Deal found 6/10$473
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 7/1011:11 pmPDX - ACK
2 stops13h 54mDelta
Tue 7/153:22 pmACK - PDX
1 stop9h 08mDelta
Deal found 6/12$503

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Cape Cod and the Islands 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 June 12, 2025.
Use the filters below to find and compare flights from Washington to Cape Cod and the Islands that are best for you.

Fly from

Washington

Fly to

Cape Cod and the Islands

Route

Depart

Return

Price

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Tue 8/19

11:30 pm-1:11 pm

2 stops10h 41m

Nantucket Memorial

Tue 8/26

1:41 pm-11:40 pm

2 stops12h 59m

$251

PortlandWest Tisbury

PDX - MVY

PDXMVY

Portland

Tue 7/8

11:07 pm-12:30 pm

1 stop10h 23m

West Tisbury Martha's Vineyard

Fri 7/11

1:00 pm-10:14 pm

2 stops12h 14m

$274

PortlandNantucket

PDX - ACK

PDXACK

Portland

Tue 8/19

11:59 pm-4:36 pm

2 stops13h 37m

Nantucket Memorial

Tue 8/26

4:25 pm-10:04 pm

1 stop8h 39m

$290

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

Thu 8/14

11:30 pm-1:33 pm

2 stops11h 03m

West Tisbury Martha's Vineyard

Fri 8/22

2:03 pm-11:40 pm

2 stops12h 37m

$321

SeattleHyannis

SEA - HYA

SEAHYA

Seattle/Tacoma Intl

Wed 8/13

12:45 am-1:13 pm

2 stops9h 28m

Hyannis Barnstable

Tue 8/19

12:10 pm-11:40 pm

2 stops14h 30m

$337

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Tue 7/15

9:13 pm-10:29 am

1 stop10h 16m

Nantucket Memorial

Mon 7/21

3:08 pm-10:04 pm

1 stop9h 56m

$349

PortlandNantucket

PDX - ACK

PDXACK

Portland

Thu 7/10

11:40 pm-10:29 am

1 stop7h 49m

Nantucket Memorial

Tue 7/15

3:08 pm-10:15 pm

1 stop10h 07m

$368

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Tue 8/19

11:55 pm-2:46 pm

2 stops11h 51m

Nantucket Memorial

Tue 8/26

3:26 pm-11:15 pm

1 stop10h 49m

$379

PortlandWest Tisbury

PDX - MVY

PDXMVY

Portland

Mon 7/7

12:40 am-2:42 pm

2 stops11h 02m

West Tisbury Martha's Vineyard

Fri 7/11

2:13 pm-9:29 pm

1 stop10h 16m

$444

PortlandHyannis

PDX - HYA

PDXHYA

Portland

Sun 8/3

11:07 pm-11:50 am

1 stop9h 43m

Hyannis Barnstable

Mon 8/11

1:44 pm-11:26 pm

2 stops12h 42m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 42 results
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Best time to book a flight from Washington to Cape Cod and the Islands

Have a flexible travel schedule? Discover the best time to fly to Cape Cod and the Islands 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 Cape Cod and the Islands

Rainfall in Cape Cod and the Islands by month

Plan your trip to Cape Cod and the Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cape Cod and the Islands ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Cape Cod and the Islands when rainfall is around 1.6 in.

Temperature in Cape Cod and the Islands by month

Plan your trip to Cape Cod and the Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cape Cod and the Islands, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Cape Cod and the Islands

Get insights into the airlines that provide service to Cape Cod and the Islands. 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 Cape Cod and the Islands. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and JetBlue from Washington to Cape Cod and the Islands by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 Cape Cod and the Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from State of Washington to Cape Cod and the Islands one-way?

    $144 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $150 and $310, respectively.

  • Can I find deals for flights from Washington to Cape Cod and the Islands that include hotel bookings?

    Yes. In addition to deals on Washington to Cape Cod and the Islands flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Cape Cod and the Islands?

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

  • Can I find deals for business class flights from Washington to Cape Cod and the Islands?

    Yes. Cheapflights offers flight deals from Washington to Cape Cod and the Islands 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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Alternative routes for Washington to Cape Cod and the Islands

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Top airline flying from Washington to Cape Cod and the Islands

Discover the top airline that operate flights from Washington to Cape Cod and the Islands. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$465Average$709FlexibilityNo cancel feeOn-time62%

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