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Cheap flights from Seattle to Wales from £211

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWL
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 30 May 2026.

Tue 29/915:55
SEA
-
MAN
1 stop18h 35m
Scandinavian Airlines
Sat 10/1009:35
MAN
-
SEA
1 stop12h 10m
Scandinavian Airlines
Deal found 30/5£567
Sat 19/915:40
SEA
-
MAN
1 stop12h 00m
Multiple Airlines
Thu 24/911:55
MAN
-
SEA
2 stops36h 05m
Multiple Airlines
Deal found 29/5£574
Wed 16/919:10
SEA
-
MAN
1 stop13h 45m
Multiple Airlines
Sun 20/919:20
MAN
-
SEA
2 stops28h 40m
Multiple Airlines
Deal found 29/5£575
Wed 16/919:10
SEA
-
MAN
1 stop13h 45m
Multiple Airlines
Thu 24/911:55
MAN
-
SEA
2 stops36h 05m
Multiple Airlines
Deal found 29/5£579
Wed 2/919:10
SEA
-
MAN
1 stop13h 45m
Multiple Airlines
Fri 2/1009:40
MAN
-
SEA
2 stops32h 32m
Multiple Airlines
Deal found 25/5£586
Sun 13/919:10
SEA
-
BRS
1 stop28h 25m
Multiple Airlines
Tue 29/908:20
BRS
-
SEA
2 stops18h 25m
Multiple Airlines
Deal found 28/5£652
Mon 21/919:10
SEA
-
BRS
1 stop29h 45m
Multiple Airlines
Tue 29/908:20
BRS
-
SEA
2 stops18h 25m
Multiple Airlines
Deal found 24/5£671
Fri 2/1019:10
SEA
-
BRS
1 stop21h 45m
Multiple Airlines
Sun 11/1005:55
BRS
-
SEA
2 stops20h 50m
Multiple Airlines
Deal found 29/5£723
Fri 11/1214:35
SEA
-
BRS
2 stops18h 30m
Multiple Airlines
Thu 14/114:05
BRS
-
SEA
1 stop34h 55m
Multiple Airlines
Deal found 26/5£750
Fri 11/1214:35
SEA
-
BRS
2 stops18h 30m
Multiple Airlines
Sun 10/106:15
BRS
-
SEA
1 stop18h 45m
Multiple Airlines
Deal found 26/5£774
Wed 9/1220:05
SEA
-
BRS
1 stop17h 30m
Multiple Airlines
Tue 12/109:45
BRS
-
SEA
2 stops32h 30m
Multiple Airlines
Deal found 26/5£774
Sun 19/715:00
SEA
-
CWL
3 stops35h 15m
Multiple Airlines
Sat 25/711:35
CWL
-
SEA
3 stops34h 47m
Multiple Airlines
Deal found 26/5£775

Find flight deals from Seattle to Wales

Keep the following information in mind while searching for Seattle to Wales flight deals. Data was last updated 30 May 2026.

Round-trip from

£567

One-way from

£211
Scandinavian Airlines
  • Scandinavian Airlines
  • 29/9-10/10
  • 2 total stops
  • 30h 45m total
  • Seattle to Wales
Search Deals
11/8
  • 11/8
  • 2 total stops
  • 40h 20m total
  • Seattle to Wales
Search Deals

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 30 May 2026.
Use the filters below to find and compare flights from Seattle to Wales that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 27/9

15:55-08:55

1 stop33h 00m

Manchester

Thu 1/10

19:10-13:45

1 stop26h 35m

£598

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 9/11

14:35-10:45

1 stop12h 10m

Manchester

Fri 13/11

11:35-17:00

1 stop13h 25m

£632
Fastest return journey

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 27/9

15:40-11:40

1 stop12h 00m

Manchester

Thu 1/10

13:05-17:55

1 stop12h 50m

£646

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Sun 13/9

15:40-17:10

2 stops17h 30m

Bristol

Tue 29/9

08:20-09:40

2 stops33h 20m

£663

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 30/8

17:45-22:00

1 stop20h 15m

Manchester

Wed 30/9

11:00-11:52

1 stop32h 52m

£699

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 30/8

17:45-20:05

1 stop18h 20m

Manchester

Thu 1/10

05:55-16:43

2 stops18h 48m

£707

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 7/11

23:50-08:40

2 stops24h 50m

Manchester

Sat 14/11

11:30-18:59

2 stops39h 29m

£707

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Mon 21/9

19:10-08:55

1 stop29h 45m

Bristol

Tue 29/9

08:25-17:10

1 stop16h 45m

£730

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Fri 2/10

15:40-00:55

2 stops25h 15m

Bristol

Sun 11/10

05:55-09:40

2 stops35h 45m

£788

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Fri 10/7

19:10-00:55

1 stop21h 45m

Bristol

Fri 17/7

20:20-19:25

2 stops31h 05m

£789

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 27 resultsSorted by cheapest first
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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 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 15h. The distance from Seattle to Wales is about 4709 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 - Cardiff Wales or Seattle/Tacoma Intl - Bristol 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

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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.

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