Find flights
When to book
FAQs

Cheap flights from Seattle to Wales from £233

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 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWL
27 dez — 3 jan1
1 adult
1 adult, Economy, 0 bags

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 27 novembro 2025.

Round-trip from

£364

One-way from

£233
5/2-9/2
  • 5/2-9/2
  • 4 total stops
  • 39h 55m total
  • Seattle to Wales
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 23/2
  • 2 total stops
  • 38h 13m total
  • Seattle to Wales
Search Deals

Find flight deals from Seattle to Wales

Enter your travel dates to find the best prices.

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 27 novembro 2025.

qui 4/1214:35SEA - MAN
1 stop12h 25mIcelandair
ter 9/1211:55MAN - SEA
1 stop13h 05mIcelandair
Deal found 25/11£416
sex 5/1220:05SEA - MAN
1 stop11h 15mAer Lingus
dom 14/1213:55MAN - SEA
1 stop12h 25mAer Lingus
Deal found 25/11£452
sex 5/1214:05SEA - MAN
2 stops18h 00mAir France
sex 12/1213:25MAN - SEA
1 stop18h 33mAir France
Deal found 25/11£460
qua 3/1214:05SEA - MAN
1 stop18h 00mMultiple Airlines
qua 10/1220:40MAN - SEA
1 stop23h 10mMultiple Airlines
Deal found 25/11£462
qua 3/1207:20SEA - MAN
2 stops18h 50mDelta
ter 9/1213:00MAN - SEA
1 stop17h 23mDelta
Deal found 25/11£466
sex 5/1214:05SEA - MAN
1 stop18h 00mDelta
seg 15/1205:50MAN - SEA
2 stops17h 09mDelta
Deal found 25/11£470
sex 5/1207:20SEA - MAN
2 stops18h 50mKLM
dom 14/1220:45MAN - SEA
2 stops26h 14mKLM
Deal found 25/11£470
sáb 6/1223:00SEA - MAN
1 stop23h 30mDelta
ter 16/1206:00MAN - SEA
2 stops22h 23mDelta
Deal found 25/11£474
qui 4/1209:25SEA - MAN
2 stops14h 55mDelta
seg 15/1205:50MAN - SEA
2 stops17h 09mDelta
Deal found 25/11£477
seg 1/1220:05SEA - MAN
1 stop12h 35mAer Lingus
sex 5/1208:05MAN - SEA
1 stop18h 15mAer Lingus
Deal found 24/11£480
sex 28/1107:05SEA - BRS
2 stops16h 50mMultiple Airlines
dom 30/1119:40BRS - SEA
1 stop30h 40mMultiple Airlines
Deal found 24/11£1,036
sex 28/1120:05SEA - BRS
1 stop28h 05mAer Lingus
dom 30/1119:10BRS - SEA
1 stop31h 10mAer Lingus
Deal found 24/11£1,049

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 27 novembro 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

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

dom 8/3

15:00-10:45

1 stop12h 45m

Manchester

ter 17/3

11:55-18:00

1 stop13h 05m

£373

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qua 25/2

14:35-10:45

1 stop12h 10m

Manchester

seg 9/3

11:55-18:00

1 stop13h 05m

£393

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

dom 1/2

14:35-10:45

1 stop12h 10m

Manchester

qui 5/2

11:55-17:00

1 stop13h 05m

£393

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qui 26/2

16:05-10:30

1 stop34h 25m

Manchester

ter 10/3

13:00-22:20

1 stop16h 20m

£444

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qui 26/2

18:50-16:30

1 stop13h 40m

Manchester

seg 9/3

18:50-12:30

1 stop24h 40m

£445

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qui 26/2

18:50-19:05

1 stop16h 15m

Manchester

seg 9/3

18:20-13:00

2 stops25h 40m

£445

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qua 29/4

13:35-09:50

1 stop12h 15m

Manchester

seg 1/6

19:45-11:35

1 stop23h 50m

£451

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

qua 25/2

08:05-08:45

1 stop16h 40m

Manchester

seg 9/3

13:40-16:45

2 stops34h 05m

£455

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

sáb 6/12

07:20-10:10

2 stops18h 50m

Manchester

seg 15/12

05:50-16:54

2 stops19h 04m

£473

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

dom 7/12

10:25-16:05

2 stops21h 40m

Manchester

seg 15/12

05:50-16:54

2 stops19h 04m

£473

Flights are sorted by cheapest return flights first.

Deals found on 23/11

Showing 1-10 of 30 results
1
2
3

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 return 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
No data available for this route at this time. Please check back soon.

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?

    For a flight from Seattle to Wales, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Seattle to Wales?

    Departing from Seattle to Wales will take you 12h 45m. The distance from Seattle to Wales is about 4633 mi. This flight may include one or multiple stops.

  • 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 holiday 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.

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 Wales

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Heathrow flights
Seattle to Gatwick flights
Seattle to London City flights
Portland to Heathrow flights
Portland to Gatwick flights
Seattle to Edinburgh flights
Portland to Stansted flights
Seattle to Glasgow Intl flights
Portland to Glasgow Intl flights
Portland to Luton flights
Portland to Edinburgh flights
Seattle to Manchester flights
Portland to Manchester flights
Spokane to Heathrow flights
Spokane to Gatwick flights
Seattle to Belfast City flights
Seattle to Newcastle upon Tyne flights
Seattle to Birmingham flights
Portland to Bristol flights
Seattle to Bristol flights
Portland to Aberdeen flights
Spokane to Edinburgh flights
Spokane to Manchester flights
Seattle to Inverness flights
Portland to Belfast Intl flights
Spokane to Glasgow Intl flights
Seattle to Aberdeen flights
Seattle to Leeds flights
Spokane to Southampton flights
Portland to Belfast City flights
Seattle to Liverpool flights
Bellingham to Gatwick flights
Portland to Southend flights
Portland to Leeds flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Wales?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Wales. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Wales?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Wales from Seattle.

Can Cheapflights find flights from Seattle to Wales with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Wales, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Wales become cheaper?

Yes! Start tracking prices for Seattle to Wales flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.