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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
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

Priceline
2 stars

Most trusted provider

Priceline
3 stars

Round-trip from

$246
(American Airlines)

One-way from

$144
(JetBlue)
Provider with most accurate pricing for Seattle/Tacoma Intl-Nantucket Memorial flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Nantucket Memorial flights.
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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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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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 stops12h 55mAmerican Airlines
Tue 8/264:24 pmACK - PDX
1 stop8h 40mAmerican Airlines
Deal found 4/28$246
This Delta deal was found by Cheapflights users on 4/28. 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 7/811:50 pmSEA - MVY
2 stops11h 50mDelta
Sat 7/122:13 pmMVY - SEA
1 stop9h 07mDelta
Deal found 4/28$246
This Delta deal was found by Cheapflights users on 4/28. 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 8/1811:55 pmSEA - ACK
2 stops12h 22mDelta
Fri 8/222:50 pmACK - SEA
1 stop11h 03mDelta
Deal found 4/28$250
This American Airlines deal was found by Cheapflights users on 4/28. 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 8/1811:30 pmSEA - ACK
2 stops10h 20mAmerican Airlines
Fri 8/221:38 pmACK - SEA
2 stops12h 17mAmerican Airlines
Deal found 4/28$287
This JetBlue deal was found by Cheapflights users on 4/28. 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 7/811:25 pmSEA - MVY
1 stop8h 08mJetBlue
Wed 7/1611:20 amMVY - SEA
1 stop12h 13mJetBlue
Deal found 4/28$289
This American Airlines deal was found by Cheapflights users on 4/28. 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 8/411:55 pmSEA - MVY
2 stops10h 52mAmerican Airlines
Wed 8/62:07 pmMVY - SEA
2 stops12h 43mAmerican Airlines
Deal found 4/28$367
This JetBlue deal was found by Cheapflights users on 4/28. 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 6/169:14 pmSEA - ACK
1 stop10h 15mJetBlue
Wed 6/1812:50 pmACK - SEA
1 stop10h 08mJetBlue
Deal found 4/28$377
This American Airlines deal was found by Cheapflights users on 4/29. 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 7/2311:07 pmPDX - MVY
1 stop10h 18mAmerican Airlines
Wed 7/302:17 pmMVY - PDX
2 stops13h 10mAmerican Airlines
Deal found 4/29$456
This Delta deal was found by Cheapflights users on 4/29. 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 7/312:52 amPDX - MVY
2 stops9h 44mDelta
Sun 7/132:13 pmMVY - PDX
1 stop10h 17mDelta
Deal found 4/29$514
This Delta deal was found by Cheapflights users on 4/28. 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 8/1110:55 pmPDX - ACK
2 stops13h 22mDelta
Mon 8/252:50 pmACK - PDX
1 stop9h 45mDelta
Deal found 4/28$538
This JetBlue deal was found by Cheapflights users on 4/27. 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.
Sat 7/2611:35 pmPDX - ACK
1 stop10h 48mJetBlue
Sun 8/33:10 pmACK - PDX
1 stop10h 00mJetBlue
Deal found 4/27$557
This United Airlines deal was found by Cheapflights users on 4/28. 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 8/1110:21 pmPDX - ACK
1 stop9h 07mUnited Airlines
Mon 8/254:05 pmACK - PDX
1 stop8h 32mUnited Airlines
Deal found 4/28$624

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 April 30, 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

PortlandNantucket

PDX - ACK

PDXACK

Portland

Tue 8/19

11:59 pm-3:54 pm

2 stops12h 55m

Nantucket Memorial

Tue 8/26

4:24 pm-10:04 pm

1 stop8h 40m

$246

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

Tue 7/8

11:50 pm-2:40 pm

2 stops11h 50m

West Tisbury Martha's Vineyard

Wed 7/16

2:13 pm-10:48 pm

1 stop11h 35m

$246

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Mon 8/18

11:55 pm-3:17 pm

2 stops12h 22m

Nantucket Memorial

Fri 8/22

2:50 pm-10:53 pm

1 stop11h 03m

$250

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Mon 8/18

11:30 pm-12:50 pm

2 stops10h 20m

Nantucket Memorial

Fri 8/22

1:38 pm-10:55 pm

2 stops12h 17m

$287

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

Tue 7/8

11:25 pm-10:33 am

1 stop8h 08m

West Tisbury Martha's Vineyard

Wed 7/16

11:20 am-8:33 pm

1 stop12h 13m

$289

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

Mon 8/4

11:55 pm-1:47 pm

2 stops10h 52m

West Tisbury Martha's Vineyard

Wed 8/6

2:07 pm-11:50 pm

2 stops12h 43m

$367

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Mon 6/16

9:14 pm-10:29 am

1 stop10h 15m

Nantucket Memorial

Wed 6/18

12:50 pm-7:58 pm

1 stop10h 08m

$377

PortlandWest Tisbury

PDX - MVY

PDXMVY

Portland

Wed 7/23

11:07 pm-12:25 pm

1 stop10h 18m

West Tisbury Martha's Vineyard

Wed 7/30

2:17 pm-12:27 am

2 stops13h 10m

$456

PortlandWest Tisbury

PDX - MVY

PDXMVY

Portland

Thu 7/3

12:52 am-1:36 pm

2 stops9h 44m

West Tisbury Martha's Vineyard

Sun 7/13

2:13 pm-9:30 pm

1 stop10h 17m

$514

PortlandNantucket

PDX - ACK

PDXACK

Portland

Mon 8/11

10:55 pm-3:17 pm

2 stops13h 22m

Nantucket Memorial

Mon 8/25

2:50 pm-9:35 pm

1 stop9h 45m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 30 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 April 30, 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
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,922 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 Delta and American Airlines, with prices starting from $157 and $210, 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$578Average$751FlexibilityNo cancel feeOn-time62%

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