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Cape Cod and the Islands

$85+ Cheap flights from Washington, D.C. (WAS) 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ACK
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Cape Cod and the Islands

Keep the following information in mind while searching for Washington, D.C. to Cape Cod and the Islands flight deals. Data was last updated April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$178
(JetBlue)

One-way from

$104
(JetBlue)
Provider with most accurate pricing for Washington, D.C. (WAS)-Nantucket Memorial flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Nantucket Memorial flights.
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From Washington, D.C. (WAS) to Cape Cod and the Islands
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One-way flight from Washington, D.C. (WAS) to Cape Cod and the Islands
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Find flight deals from Washington, D.C. to Cape Cod and the Islands

Cheapest flights from Washington, D.C. to Cape Cod and the Islands
Explore the most affordable flight options available from Washington, D.C. 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 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.
Sun 6/294:00 pmDCA - ACK
Nonstop1h 26mJetBlue
Wed 7/210:40 amACK - DCA
Nonstop1h 38mJetBlue
Deal found 4/28$178
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.
Sun 8/3111:00 amDCA - ACK
1 stop4h 17mDelta
Wed 9/311:35 amACK - DCA
2 stops7h 43mDelta
Deal found 4/28$203
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.
Sun 7/203:03 pmDCA - ACK
Nonstop1h 46mAmerican Airlines
Sat 7/262:43 pmACK - DCA
Nonstop1h 45mAmerican Airlines
Deal found 4/29$204
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.
Wed 7/96:00 amIAD - ACK
2 stops8h 42mDelta
Wed 7/163:22 pmACK - IAD
1 stop4h 29mDelta
Deal found 4/28$212
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.
Wed 7/231:05 pmDCA - MVY
Nonstop1h 23mJetBlue
Sat 7/263:15 pmMVY - DCA
Nonstop1h 34mJetBlue
Deal found 4/28$247
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.
Sun 6/293:59 pmDCA - MVY
Nonstop1h 28mAmerican Airlines
Sat 7/55:15 pmMVY - DCA
Nonstop1h 42mAmerican Airlines
Deal found 4/29$263
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.
Sun 7/68:45 amDCA - MVY
1 stop5h 56mDelta
Wed 7/93:23 pmMVY - DCA
1 stop5h 36mDelta
Deal found 4/28$266
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.
Tue 7/86:35 amIAD - MVY
2 stops7h 12mAmerican Airlines
Tue 7/152:17 pmMVY - IAD
2 stops9h 41mAmerican Airlines
Deal found 4/29$277
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/195:00 amBWI - ACK
2 stops8h 04mAmerican Airlines
Tue 7/221:38 pmACK - BWI
2 stops10h 59mAmerican Airlines
Deal found 4/27$287
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.
Tue 7/86:00 amIAD - MVY
2 stops8h 40mDelta
Tue 7/152:13 pmMVY - IAD
1 stop5h 38mDelta
Deal found 4/29$292
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 7/286:35 amIAD - ACK
2 stops6h 28mAmerican Airlines
Thu 7/311:38 pmACK - IAD
2 stops10h 20mAmerican Airlines
Deal found 4/28$329
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.
Wed 7/96:00 amBWI - ACK
2 stops10h 05mDelta
Wed 7/1612:15 pmACK - BWI
2 stops11h 03mDelta
Deal found 4/28$347

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. 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, D.C. to Cape Cod and the Islands that are best for you.

Fly from

Washington, D.C.

Fly to

Cape Cod and the Islands

Route

Depart

Return

Price

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 6/29

4:00 pm-5:26 pm

Nonstop1h 26m

Nantucket Memorial

Wed 7/2

10:40 am-12:18 pm

Nonstop1h 38m

$178

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 8/31

11:00 am-3:17 pm

1 stop4h 17m

Nantucket Memorial

Wed 9/3

11:35 am-7:18 pm

2 stops7h 43m

$203

Washington, D.C.Nantucket

DCA - ACK

DCAACK

Washington, D.C. Reagan-National

Sun 7/20

3:03 pm-4:49 pm

Nonstop1h 46m

Nantucket Memorial

Sat 7/26

2:43 pm-4:28 pm

Nonstop1h 45m

$204

Washington, D.C.Nantucket

IAD - ACK

IADACK

Washington, D.C. Dulles Intl

Wed 7/9

6:00 am-2:42 pm

2 stops8h 42m

Nantucket Memorial

Wed 7/16

3:22 pm-7:51 pm

1 stop4h 29m

$212

Washington, D.C.West Tisbury

DCA - MVY

DCAMVY

Washington, D.C. Reagan-National

Wed 7/23

1:05 pm-2:28 pm

Nonstop1h 23m

West Tisbury Martha's Vineyard

Thu 7/31

3:15 pm-4:49 pm

Nonstop1h 34m

$247

Washington, D.C.West Tisbury

DCA - MVY

DCAMVY

Washington, D.C. Reagan-National

Sun 6/29

3:59 pm-5:27 pm

Nonstop1h 28m

West Tisbury Martha's Vineyard

Sat 7/5

5:15 pm-6:57 pm

Nonstop1h 42m

$263

Washington, D.C.West Tisbury

DCA - MVY

DCAMVY

Washington, D.C. Reagan-National

Sun 7/6

8:45 am-2:41 pm

1 stop5h 56m

West Tisbury Martha's Vineyard

Wed 7/9

3:23 pm-8:59 pm

1 stop5h 36m

$266

Washington, D.C.West Tisbury

IAD - MVY

IADMVY

Washington, D.C. Dulles Intl

Tue 7/8

6:35 am-1:47 pm

2 stops7h 12m

West Tisbury Martha's Vineyard

Tue 7/15

2:17 pm-11:58 pm

2 stops9h 41m

$277

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Sat 7/19

5:00 am-1:04 pm

2 stops8h 04m

Nantucket Memorial

Tue 7/22

1:38 pm-12:37 am

2 stops10h 59m

$287

Washington, D.C.West Tisbury

IAD - MVY

IADMVY

Washington, D.C. Dulles Intl

Tue 7/8

6:00 am-2:40 pm

2 stops8h 40m

West Tisbury Martha's Vineyard

Tue 7/15

2:13 pm-7:51 pm

1 stop5h 38m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 58 results
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Best time to book a flight from Washington, D.C. 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, D.C. 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. to Cape Cod and the Islands

What is the cheapest time of day to fly from WAS to KDT?

Find hourly flight availability from Washington, D.C. to Cape Cod and the Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from Washington, D.C. to Cape Cod and the Islands, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.
Peruse reviews from past customers who have flown with Delta, United Airlines and JetBlue from Washington, D.C. to Cape Cod and the Islands to help guide your decision. In addition to providing an overall rating, 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, D.C. 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 Washington, D.C. to Cape Cod and the Islands one-way?

    One-way options have recently been found by users for as low as $104 on JetBlue. Other airlines that offer cheap prices include American Airlines from $134 and Delta from $139 one-way.

  • What are the most popular routes from Washington, D.C. to Cape Cod and the Islands?

    Most travelers choose Washington, D.C. Reagan-National - West Tisbury Martha's Vineyard, Washington, D.C. Reagan-National - Nantucket Memorial or Washington, D.C. Dulles Intl - West Tisbury Martha's Vineyard when deciding on the best route from Washington, D.C. to Cape Cod and the Islands.

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

    Yes. In addition to deals on Washington, D.C. 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, D.C. 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, D.C. to Cape Cod and the Islands.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Washington, D.C. to Cape Cod and the Islands

Discover the top 2 airlines that operate flights from Washington, D.C. 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$113Average$488FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$137Average$339FlexibilityNo cancel feeOn-time71%

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