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Cheap flights from Washington to Cardiff from $1,112

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Sun, Jan 3 - Mon, Jan 11
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Sun, Jan 3 - Thu, Jan 14
KLM Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
KLM Logo
5:30 pm - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
26h 20m1 stop Amsterdam Schiphol
$1,112KLM
Mon, Jan 4 - Mon, Jan 11
KLM Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
KLM Logo
5:30 pm - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
26h 20m1 stop Amsterdam Schiphol
$1,112KLM
Mon, Jan 4 - Tue, Jan 12
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Wed, Jan 6 - Mon, Jan 11
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Sun, Jan 3 - Wed, Jan 13
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Wed, Jan 6 - Thu, Jan 14
Delta Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
Delta Logo
10:20 am - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
33h 30m1 stop Amsterdam Schiphol
$1,112Delta
Wed, Jan 6 - Wed, Jan 13
KLM Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
KLM Logo
5:30 pm - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
26h 20m1 stop Amsterdam Schiphol
$1,112KLM
Tue, Jan 5 - Tue, Jan 12
KLM Logo
2:25 pm - 5:00 pmSEA  Seattle/Tacoma Intl-CWL Cardiff Wales
18h 35m1 stop Amsterdam Schiphol
KLM Logo
5:30 pm - 11:50 amCWL  Cardiff Wales-SEA Seattle/Tacoma Intl
26h 20m1 stop Amsterdam Schiphol
$1,112KLM
Tue, Jan 5 - Mon, Jan 11

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Delta flights from State of Washington to Cardiff

Our best Delta deals on State of Washington to Cardiff flight tickets
Delta
Jan 3
SEA2:25 pmSeattle/Tacoma Intl
18h 35m
1 stop
CWL5:00 pmCardiff Wales
Jan 13
CWL10:20 amCardiff Wales
33h 30m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$1,112
Delta
Jan 5
SEA11:10 pmSeattle/Tacoma Intl
33h 50m
2 stops
CWL5:00 pmCardiff Wales
Jan 13
CWL10:20 amCardiff Wales
33h 30m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$1,116
Delta
Jan 5
SEA7:31 amSeattle/Tacoma Intl
25h 29m
2 stops
CWL5:00 pmCardiff Wales
Jan 11
CWL10:20 amCardiff Wales
42h 30m
2 stops
SEA8:50 pmSeattle/Tacoma Intl
$1,126

KLM flights from State of Washington to Cardiff

Our best KLM deals on State of Washington to Cardiff flight tickets
KLM
Jan 4
SEA2:25 pmSeattle/Tacoma Intl
18h 35m
1 stop
CWL5:00 pmCardiff Wales
Jan 12
CWL5:30 pmCardiff Wales
29h 20m
2 stops
SEA2:50 pmSeattle/Tacoma Intl
$1,122
KLM
Jan 4
SEA2:25 pmSeattle/Tacoma Intl
18h 35m
1 stop
CWL5:00 pmCardiff Wales
Jan 10
CWL5:30 pmCardiff Wales
29h 20m
2 stops
SEA2:50 pmSeattle/Tacoma Intl
$1,172
KLM
Jan 5
SEA7:31 amSeattle/Tacoma Intl
18h 19m
2 stops
CWL9:50 amCardiff Wales
Jan 10
CWL5:30 pmCardiff Wales
29h 20m
2 stops
SEA2:50 pmSeattle/Tacoma Intl
$1,176

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington to Cardiff that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Sun 1/3

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Mon 1/11

10:20 am-11:50 am

1 stop33h 30m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Sun 1/3

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Thu 1/14

10:20 am-11:50 am

1 stop33h 30m

$1,112
Quickest round-trip

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Mon 1/4

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Mon 1/11

5:30 pm-11:50 am

1 stop26h 20m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Mon 1/4

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Tue 1/12

5:30 pm-11:50 am

1 stop26h 20m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Wed 1/6

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Mon 1/11

10:20 am-11:50 am

1 stop33h 30m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Sun 1/3

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Wed 1/13

10:20 am-11:50 am

1 stop33h 30m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Wed 1/6

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Thu 1/14

10:20 am-11:50 am

1 stop33h 30m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Wed 1/6

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Wed 1/13

10:20 am-11:50 am

1 stop33h 30m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Tue 1/5

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Tue 1/12

5:30 pm-11:50 am

1 stop26h 20m

$1,112

SeattleCardiff

SEA Seattle/Tacoma Intl - CWL Cardiff Wales

SEACWL

Seattle/Tacoma Intl

Tue 1/5

2:25 pm-5:00 pm

1 stop18h 35m

Cardiff Wales

Mon 1/11

5:30 pm-11:50 am

1 stop26h 20m

$1,112

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap State of Washington to Cardiff flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Cardiff

Best Price Found

$1,112

Fastest flight time

18h 25m

Direct flights

None
The best flight deal from State of Washington to Cardiff found on momondo in the last 72 hours is $1,112
The fastest flight from State of Washington to Cardiff takes 18h 25m
There are no direct flights from State of Washington to Cardiff. There are no popular flight routes from State of Washington to Cardiff.
Search flight deals

Frequently asked questions about flying from Washington to Cardiff

  • When did momondo last update prices for flights from Washington to Cardiff Wales Airport?

    Prices for flights from Washington to Cardiff Wales Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Cardiff Wales Airport?

  • How old do you have to be to fly from Washington to Cardiff Wales Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The necessary travel and health documents for your Cardiff Wales Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Cardiff

Compare and see reviews for airlines that fly from State of Washington to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $1,519Free CancellationRating
7.8
8,699 reviews
Search Delta flights

Frequently asked questions about flying from Washington to Cardiff

  • How do I get Price Alerts for flights from State of Washington to Cardiff?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to State of Washington from Cardiff. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from State of Washington to Cardiff with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Bridgend

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Cardiff?

Finding the right flight to Cardiff from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cardiff quick and easy, saving you time and money.

Can I find flights from Washington to Cardiff with flexible booking policies on momondo?

All flight searches from Washington to Cardiff on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Cardiff?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cardiff from Washington.

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

If you are not ready to book a flight from Washington to Cardiff now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cardiff and let you know when they change.

An easier way to manage your Cardiff trip

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Find better results for your trip to the United Kingdom

Fly your favorite airline to Cardiff

Delta