When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Wales?

Prices for flights from Seattle/Tacoma Intl Airport to Wales are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Wales?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Wales is 3 as of February 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Wales?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Wales.

What documentation or ID do you need to fly to Wales?

The travel and health documents required for your trip to Wales can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wales. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£154 Cheap Flights from Seattle to Wales in 2026

1 adult

0 bags

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Find the cheapest flights from Seattle to Wales

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

14:35 - 10:45

SEA

MAN

12h 10m

1 stop

11:55 - 18:00

MAN

SEA

13h 05m

1 stop

£388Icelandair

Mon, 23 Feb - Mon, 9 Mar

14:35 - 10:45

SEA

MAN

12h 10m

1 stop

11:55 - 18:00

MAN

SEA

13h 05m

1 stop

£389Icelandair

Mon, 2 Mar - Mon, 9 Mar

15:35 - 10:45

SEA

MAN

12h 10m

1 stop

11:55 - 18:25

MAN

SEA

13h 30m

1 stop

£391Icelandair

Tue, 10 Mar - Sat, 14 Mar

14:35 - 10:45

SEA

MAN

12h 10m

1 stop

15:15 - 19:18

MAN

SEA

35h 03m

2 stops

£406Multiple Airlines

Mon, 23 Feb - Wed, 11 Mar

14:35 - 18:50

SEA

MAN

20h 15m

2 stops

21:30 - 22:57

MAN

SEA

32h 27m

3 stops

£416Multiple Airlines

Thu, 5 Mar - Mon, 9 Mar

16:05 - 16:55

SEA

CWL

17h 50m

1 stop

10:20 - 10:45

CWL

SEA

31h 25m

2 stops

£563KLM

Tue, 17 Mar - Tue, 24 Mar

15:05 - 13:10

SEA

BRS

14h 05m

1 stop

06:00 - 12:35

BRS

SEA

13h 35m

1 stop

£566KLM

Mon, 2 Mar - Fri, 13 Mar

13:45 - 17:00

SEA

BRS

19h 15m

1 stop

06:15 - 17:16

BRS

SEA

19h 01m

2 stops

£584Delta

Mon, 6 Apr - Wed, 15 Apr

11:15 - 16:45

SEA

CWL

21h 30m

2 stops

09:45 - 22:05

CWL

SEA

20h 20m

2 stops

£776Delta

Tue, 23 Jun - Tue, 30 Jun

07:05 - 10:15

SEA

CWL

43h 10m

2 stops

11:35 - 18:38

CWL

SEA

39h 03m

2 stops

£792WestJet

Tue, 23 Jun - Tue, 30 Jun

British Airways flights from Seattle to Wales

Our best British Airways deals on Seattle to Wales flight tickets

British Airways

2 Mar

SEA13:37Seattle/Tacoma Intl

16h 23m

2 stops

MAN14:00Manchester

9 Mar

MAN20:05Manchester

23h 25m

1 stop

SEA12:30Seattle/Tacoma Intl

£452

British Airways

6 Mar

SEA18:50Seattle/Tacoma Intl

12h 00m

1 stop

MAN14:50Manchester

16 Mar

MAN20:05Manchester

23h 25m

1 stop

SEA12:30Seattle/Tacoma Intl

£455

British Airways

23 Mar

SEA19:50Seattle/Tacoma Intl

12h 20m

1 stop

MAN15:10Manchester

13 Apr

MAN20:15Manchester

23h 20m

1 stop

SEA11:35Seattle/Tacoma Intl

£468

Icelandair flights from Seattle to Wales

Our best Icelandair deals on Seattle to Wales flight tickets

Icelandair

23 Feb

SEA14:35Seattle/Tacoma Intl

12h 10m

1 stop

MAN10:45Manchester

9 Mar

MAN11:55Manchester

13h 05m

1 stop

SEA18:00Seattle/Tacoma Intl

£388

Icelandair

2 Mar

SEA14:35Seattle/Tacoma Intl

12h 10m

1 stop

MAN10:45Manchester

9 Mar

MAN11:55Manchester

13h 05m

1 stop

SEA18:00Seattle/Tacoma Intl

£389

Icelandair

10 Mar

SEA15:35Seattle/Tacoma Intl

12h 10m

1 stop

MAN10:45Manchester

14 Mar

MAN11:55Manchester

13h 30m

1 stop

SEA18:25Seattle/Tacoma Intl

£391

Fly from

Fly to

Route

Depart

Return

Price

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 23/2

14:35-10:45

1 stop12h 10m

Manchester

Mon 9/3

11:55-18:00

1 stop13h 05m

£388

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 2/3

14:35-10:45

1 stop12h 10m

Manchester

Mon 9/3

11:55-18:00

1 stop13h 05m

£389

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Tue 10/3

15:35-10:45

1 stop12h 10m

Manchester

Sat 14/3

11:55-18:25

1 stop13h 30m

£391

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 23/2

14:35-10:45

1 stop12h 10m

Manchester

Wed 11/3

15:15-19:18

2 stops35h 03m

£406

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Thu 5/3

14:35-18:50

2 stops20h 15m

Manchester

Mon 9/3

21:30-22:57

3 stops32h 27m

£416

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Tue 17/3

16:05-16:55

1 stop17h 50m

Cardiff Wales

Tue 24/3

10:20-10:45

2 stops31h 25m

£563

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Mon 2/3

15:05-13:10

1 stop14h 05m

Bristol

Fri 13/3

06:00-12:35

1 stop13h 35m

£566

SeattleBristol

SEA - BRS

SEABRS

Seattle/Tacoma Intl

Mon 6/4

13:45-17:00

1 stop19h 15m

Bristol

Wed 15/4

06:15-17:16

2 stops19h 01m

£584

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Tue 23/6

11:15-16:45

2 stops21h 30m

Cardiff Wales

Tue 30/6

09:45-22:05

2 stops20h 20m

£776

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Tue 23/6

07:05-10:15

2 stops43h 10m

Cardiff Wales

Tue 30/6

11:35-18:38

2 stops39h 03m

£792

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Wales

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Wales?

Icelandair, American Airlines, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Wales

Cheap Seattle to Wales flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Wales

Fastest flight time	12h 10m
Direct flights	None

The fastest flight from Seattle to Wales takes 12h 10m

There are no direct flights from Seattle to Wales. There are no popular flight routes from Seattle to Wales.

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Wales?
Prices for flights from Seattle/Tacoma Intl Airport to Wales are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Wales?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Wales is 3 as of February 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Wales?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Wales.
What documentation or ID do you need to fly to Wales?
The travel and health documents required for your trip to Wales can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wales. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Wales?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Wales . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Wales with flexible booking policies on momondo?

Flights from Seattle to Wales with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Wales?

momondo helps you find the best flight between Seattle and Wales by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Wales right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Wales flights. All you need is a valid email address and we will do the rest; it is that quick and easy.