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Cheap flights from Seattle to Wales from £206

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWL
25 May — 1 Jun1
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 25 April 2026.

Sat 9/515:40
SEA
-
MAN
2 stops23h 00m
Multiple Airlines
Fri 22/506:15
MAN
-
SEA
2 stops20h 30m
Multiple Airlines
Deal found 25/4£548
Sun 24/519:00
SEA
-
MAN
2 stops16h 45m
Multiple Airlines
Sun 31/506:25
MAN
-
SEA
1 stop13h 20m
Multiple Airlines
Deal found 23/4£592
Mon 8/615:40
SEA
-
MAN
2 stops23h 35m
Multiple Airlines
Mon 15/608:15
MAN
-
SEA
2 stops35h 30m
Multiple Airlines
Deal found 24/4£593
Sun 10/515:40
SEA
-
MAN
1 stop12h 00m
Multiple Airlines
Tue 19/518:50
MAN
-
SEA
2 stops31h 55m
Multiple Airlines
Deal found 22/4£594
Sun 10/515:40
SEA
-
MAN
1 stop12h 00m
Multiple Airlines
Mon 18/522:35
MAN
-
SEA
2 stops28h 10m
Multiple Airlines
Deal found 22/4£596
Sun 11/1019:20
SEA
-
MAN
2 stops51h 10m
Air Canada
Thu 15/1006:05
MAN
-
SEA
2 stops22h 59m
Air Canada
Deal found 20/4£602
Sat 23/523:25
SEA
-
MAN
2 stops25h 30m
Multiple Airlines
Sun 31/506:25
MAN
-
SEA
1 stop13h 20m
Multiple Airlines
Deal found 23/4£607
Mon 26/1015:35
SEA
-
MAN
1 stop12h 10m
Icelandair
Mon 2/1111:55
MAN
-
SEA
1 stop13h 05m
Icelandair
Deal found 21/4£611
Tue 29/915:55
SEA
-
MAN
2 stops36h 10m
Scandinavian Airlines
Sat 10/1009:10
MAN
-
SEA
2 stops36h 35m
Scandinavian Airlines
Deal found 22/4£614
Sun 10/515:40
SEA
-
MAN
1 stop12h 00m
Multiple Airlines
Thu 21/519:30
MAN
-
SEA
2 stops31h 15m
Multiple Airlines
Deal found 22/4£615
Mon 8/615:40
SEA
-
BRS
3 stops33h 10m
Multiple Airlines
Mon 15/612:40
BRS
-
SEA
2 stops31h 05m
Multiple Airlines
Deal found 24/4£688
Fri 25/919:10
SEA
-
BRS
1 stop18h 55m
Multiple Airlines
Mon 5/1020:20
BRS
-
SEA
2 stops30h 25m
Multiple Airlines
Deal found 21/4£721

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 25 April 2026.

Round-trip from

£590

One-way from

£206
2/6-9/6
  • 2/6-9/6
  • 6 total stops
  • 67h 25m total
  • Seattle to Wales
Search Deals
18/8
  • 18/8
  • 2 total stops
  • 18h 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 25 April 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

Tue 8/9

15:55-20:30

2 stops20h 35m

Manchester

Thu 1/10

21:10-13:45

2 stops24h 35m

£625
Fastest return journey

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 11/10

15:40-11:40

1 stop12h 00m

Manchester

Thu 15/10

13:05-17:55

1 stop12h 50m

£639

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 29/9

07:20-10:00

2 stops18h 40m

Manchester

Mon 12/10

11:10-11:52

1 stop32h 42m

£685

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Wed 30/9

07:00-10:25

2 stops19h 25m

Manchester

Thu 8/10

10:35-16:59

1 stop14h 24m

£688

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 26/9

22:40-17:20

2 stops34h 40m

Manchester

Wed 7/10

09:00-18:59

2 stops17h 59m

£704

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 11/10

15:55-08:55

1 stop33h 00m

Manchester

Thu 15/10

09:35-22:11

2 stops20h 36m

£715

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 9/5

22:35-08:15

1 stop25h 40m

Manchester

Fri 22/5

11:00-16:30

1 stop13h 30m

£724

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Wed 13/5

18:40-10:00

1 stop31h 20m

Manchester

Fri 22/5

11:00-16:30

1 stop13h 30m

£725

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Sun 13/9

13:50-08:50

1 stop35h 00m

Bristol

Sun 27/9

17:35-16:35

1 stop31h 00m

£816

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Sun 13/9

09:50-13:15

2 stops19h 25m

Bristol

Sun 27/9

06:15-11:47

1 stop13h 32m

£818

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 37 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 12h. 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

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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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