HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cape Cod and the Islands

$227+ Cheap flights from Seattle (SEA) 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ACK
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Cape Cod and the Islands with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Cape Cod and the Islands

Keep the following information in mind while searching for Seattle to Cape Cod and the Islands flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$1,204
(Mytrip)

One-way from

$227
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$337
From Seattle/Tacoma Intl to Cape Cod and the Islands
Search Deals
One-way flight from Seattle/Tacoma Intl to Cape Cod and the Islands
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Seattle to Cape Cod and the Islands

Cheapest flights from Seattle to Cape Cod and the Islands
Explore the most affordable flight options available from Seattle to Cape Cod and the Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/176:30 pmSEA - ACK
3 stops32h 59mMultiple Airlines
lun. 10/208:25 amACK - SEA
2 stops11h 54mMultiple Airlines
Deal found 9/15$1,204
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/166:35 pmSEA - ACK
3 stops32h 54mMultiple Airlines
lun. 10/208:25 amACK - SEA
2 stops11h 54mMultiple Airlines
Deal found 9/15$1,328

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Seattle to Cape Cod and the Islands that are best for you.

Fly from

Seattle

Fly to

Cape Cod and the Islands

Route

Depart

Return

Price

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

vie. 10/17

6:30 pm-6:29 am

3 stops32h 59m

Nantucket Memorial

lun. 10/20

8:25 am-5:19 pm

2 stops11h 54m

$1,204

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

jue. 10/16

6:35 pm-6:29 am

3 stops32h 54m

Nantucket Memorial

lun. 10/20

8:25 am-5:19 pm

2 stops11h 54m

$1,328

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

dom. 9/21

11:30 am-1:21 pm

1 stop22h 51m

$297

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

lun. 9/22

11:59 pm-2:11 pm

1 stop11h 12m

$304

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

lun. 9/22

11:59 pm-10:39 am

1 stop7h 40m

$306

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

lun. 9/22

11:10 pm-9:55 am

1 stop7h 45m

$312

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

mar. 9/23

11:54 pm-2:51 pm

2 stops11h 57m

$318

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

sáb. 9/27

11:59 pm-10:39 am

1 stop7h 40m

$347

SeattleWest Tisbury

SEA - MVY

SEAMVY

Seattle/Tacoma Intl

vie. 9/26

11:59 pm-10:43 am

1 stop7h 44m

$374

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

sáb. 9/20

11:10 pm-9:55 am

1 stop7h 45m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 12 results
1
2

Best time to book a flight from Seattle to Cape Cod and the Islands

Have a flexible travel schedule? Discover the best time to fly to Cape Cod and the Islands from Seattle 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 Seattle to Cape Cod and the Islands
No data available for this route at this time. Please check back soon.

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 septiembre 15, 2025.
Peruse reviews from past customers who have flown with JetBlue from Seattle to Cape Cod and the Islands to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,912 reviews

Entertainment

7.3

Overall

7.2

Comfort

7.6

Boarding

7.4

Crew

8.0

Food

6.7

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
JetBlue
7.2
Good
2,912 reviews
JetBlue
7.2
Good
2,912 reviews

Entertainment

7.3

Overall

7.2

Comfort

7.6

Boarding

7.4

Crew

8.0

Food

6.7

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 airport do you fly from for flights from Seattle to Cape Cod and the Islands?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Cape Cod and the Islands from Seattle.

  • What are the most popular routes from Seattle to Cape Cod and the Islands?

    While some choose either Seattle/Tacoma Intl - New Bedford Regional or Seattle/Tacoma Intl - Nantucket Memorial, Seattle/Tacoma Intl - West Tisbury Martha's Vineyard is the most popular route from Seattle to Cape Cod and the Islands.

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

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

  • How can I find direct flights from Seattle 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 Seattle to Cape Cod and the Islands.

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

    Yes. Cheapflights offers flight deals from Seattle 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Cape Cod and the Islands

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Boston flights
Portland to Boston flights
Seattle to Hartford flights
Seattle to Albany flights
Portland to Hartford flights
Spokane to Boston flights
Portland to Albany flights
Pasco to Boston flights
Spokane to Albany flights
Portland to New Bedford flights
Spokane to Hartford flights
Walla Walla to Boston flights
Seattle to West Tisbury flights
Bellingham to Boston flights
Pullman to Boston flights
Yakima to Boston flights
Pasco to Hartford flights
Bellingham to Hartford flights
Yakima to Albany flights
Pullman to Albany flights
Portland to Provincetown flights
Portland to West Tisbury flights
Portland to Nantucket flights
Yakima to Hartford flights
Seattle to Nantucket flights
Portland to Hyannis flights
Seattle to Hyannis flights
Seattle to Provincetown flights

Top airline flying from Seattle to Cape Cod and the Islands

Discover the top airline that operate flights from Seattle 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$465Average$614FlexibilityNo cancel feeOn-time62%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.