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Wales

$287+ Cheap flights from Seattle (SEA) to Wales

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Seattle to Wales

Keep the following information in mind while searching for Seattle to Wales flight deals. Data was last updated September 17, 2025.

Round-trip from

$481
(Mytrip)

One-way from

$287
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,233
From Seattle/Tacoma Intl to Wales
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One-way flight from Seattle/Tacoma Intl to Wales
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Highest demand for flights based on searches. 18% potential increase in price ($266 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Wales

Cheapest flights from Seattle to Wales
Explore the most affordable flight options available from Seattle to Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 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.
Tue 11/112:35 pmSEA - BRS
2 stops16h 45mMultiple Airlines
Wed 11/199:00 amBRS - SEA
2 stops16h 00mMultiple Airlines
Deal found 9/15$481
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Fri 10/313:35 pmSEA - BRS
2 stops17h 15mMultiple Airlines
Fri 11/78:00 amBRS - SEA
2 stops17h 00mMultiple Airlines
Deal found 9/16$487
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/193:45 pmSEA - MAN
1 stop11h 55mIcelandair
Tue 11/411:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/16$496
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/73:45 pmSEA - MAN
1 stop11h 55mIcelandair
Wed 11/511:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/15$500
This oojo deal was found by Cheapflights users on 9/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:00 pmSEA - MAN
1 stop32h 40mIcelandair
Tue 11/2511:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/17$502
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:35 pmSEA - MAN
1 stop12h 10mIcelandair
Sun 12/1411:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/15$508
This oojo deal was found by Cheapflights users on 9/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/262:35 pmSEA - MAN
1 stop12h 10mIcelandair
Tue 12/211:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/17$509
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/73:45 pmSEA - MAN
1 stop11h 55mIcelandair
Thu 10/1612:40 pmMAN - SEA
1 stop13h 10mIcelandair
Deal found 9/16$511
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:00 pmSEA - MAN
1 stop32h 40mIcelandair
Fri 10/1712:40 pmMAN - SEA
1 stop16h 00mIcelandair
Deal found 9/15$512
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.
Thu 10/233:45 pmSEA - BRS
2 stops18h 45mMultiple Airlines
Thu 10/309:00 amBRS - SEA
2 stops16h 00mMultiple Airlines
Deal found 9/15$513
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Wed 10/153:45 pmSEA - MAN
2 stops19h 50mMultiple Airlines
Wed 10/227:55 amMAN - SEA
2 stops17h 55mMultiple Airlines
Deal found 9/17$517
This Gurufare deal was found by Cheapflights users on 9/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:35 pmSEA - MAN
1 stop12h 10mIcelandair
Fri 11/1411:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 9/17$518

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Wales 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 September 17, 2025.
Use the filters below to find and compare flights from Seattle to Wales that are best for you.

Fly from

Seattle

Fly to

Wales

Route

Depart

Return

Price

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Fri 10/31

3:35 pm-3:50 pm

2 stops17h 15m

Bristol

Fri 11/7

8:00 am-5:00 pm

2 stops17h 00m

$487

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 12/2

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Fri 12/12

11:55 am-5:00 pm

1 stop13h 05m

$500

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/7

3:45 pm-2:50 pm

2 stops15h 05m

Manchester

Thu 10/16

10:50 am-5:50 pm

2 stops15h 00m

$500

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 10/4

3:45 pm-11:15 am

1 stop11h 30m

Manchester

Tue 11/25

11:55 am-5:00 pm

1 stop13h 05m

$500

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/7

3:45 pm-11:40 am

1 stop11h 55m

Manchester

Wed 11/5

11:55 am-5:00 pm

1 stop13h 05m

$500

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/14

6:00 am-7:35 am

2 stops17h 35m

Manchester

Tue 10/21

2:15 pm-10:22 pm

1 stop16h 07m

$581

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/7

6:00 am-7:35 am

2 stops17h 35m

Manchester

Thu 10/16

12:35 pm-11:54 pm

1 stop19h 19m

$582

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/7

9:46 am-1:25 pm

2 stops19h 39m

Manchester

Wed 11/5

1:30 pm-11:54 pm

1 stop18h 24m

$586

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 12/2

2:11 pm-4:05 pm

2 stops17h 54m

Manchester

Fri 12/12

1:25 pm-11:58 pm

1 stop18h 33m

$586

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 10/19

7:19 am-7:35 am

1 stop16h 16m

Manchester

Tue 11/4

6:00 am-7:00 pm

2 stops21h 00m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 37 results
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Best time to book a flight from Seattle to Wales

Have a flexible travel schedule? Discover the best time to fly to Wales 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 Wales

What is the cheapest time of day to fly from SEA to WLS?

Find hourly flight availability from Seattle to Wales. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Seattle to Wales, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Wales. 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 Wales?

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

  • How long is the flight from Seattle to Wales?

    There are many flights that can get you from Seattle to Wales in 12h 10m. Fly via Icelandair, Virgin Atlantic, or Delta to get the fastest option. Seattle and Wales are separated by a distance of 4633 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seattle to Wales one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $313. Users have also found prices from $355 and $493 on Icelandair and Aer Lingus, respectively.

  • What are the most popular routes from Seattle to Wales?

    When deciding which route to take from Seattle to Wales consider Seattle/Tacoma Intl - Manchester, Seattle/Tacoma Intl - Bristol or Seattle/Tacoma Intl - Cardiff Wales as they are the most popular.

  • Can I find deals for flights from Seattle to Wales that include hotel bookings?

    Yes. In addition to deals on Seattle to Wales flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Wales?

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

  • Can I find deals for business class flights from Seattle to Wales?

    Yes. Cheapflights offers flight deals from Seattle to Wales by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Wales?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Wales (average of $773). Flying from Seattle to Wales in June is currently the most expensive (average of $1,622). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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