£203 Find Cheap Flights from Washington to Cardiff

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Cardiff departing on 14/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£823
Delta
Tue 23/6Tue 30/6
SEA - CWL • 2 stops
Cheapest one-way flight
£203
Multiple Airlines
Tue 14/4
SEA - CWL • 3 stops
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Flight Deals
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Flight Deals

Cheap Flights from Washington to Cardiff

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington to Cardiff that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington to Cardiff

Tue, 23 Jun - Tue, 30 Jun
Delta Logo
12:00 - 16:45
SEA
-
CWL
20h 45m
2 stops
Delta Logo
09:45 - 22:05
CWL
-
SEA
20h 20m
2 stops
£823Delta
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
21:05 - 19:40
SEA
-
CWL
15h 35m
1 stop
Multiple Airlines Logo
22:25 - 19:15
CWL
-
SEA
27h 50m
2 stops
£835Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
WestJet Logo
07:05 - 10:15
SEA
-
CWL
43h 10m
2 stops
WestJet Logo
11:35 - 20:28
CWL
-
SEA
40h 53m
2 stops
£846WestJet
Tue, 23 Jun - Tue, 30 Jun
Delta Logo
09:50 - 16:45
SEA
-
CWL
22h 55m
2 stops
Delta Logo
09:45 - 16:24
CWL
-
SEA
14h 39m
1 stop
£864Delta
Tue, 23 Jun - Tue, 30 Jun
Air France Logo
13:50 - 16:45
SEA
-
CWL
18h 55m
1 stop
Air France Logo
17:15 - 16:20
CWL
-
SEA
31h 05m
1 stop
£890Air France
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
07:20 - 09:15
SEA
-
CWL
17h 55m
2 stops
Multiple Airlines Logo
17:15 - 16:20
CWL
-
SEA
31h 05m
1 stop
£894Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Delta Logo
13:50 - 16:45
SEA
-
CWL
18h 55m
1 stop
Delta Logo
09:45 - 16:24
CWL
-
SEA
14h 39m
1 stop
£908Delta
Wed, 1 Jul - Sat, 4 Jul
WestJet Logo
07:05 - 10:15
SEA
-
CWL
19h 10m
2 stops
WestJet Logo
11:35 - 18:38
CWL
-
SEA
39h 03m
2 stops
£939WestJet
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
21:05 - 19:40
SEA
-
CWL
15h 35m
1 stop
Multiple Airlines Logo
22:25 - 22:16
CWL
-
SEA
30h 51m
3 stops
£1,104Multiple Airlines
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
08:00 - 19:40
SEA
-
CWL
28h 40m
3 stops
Multiple Airlines Logo
22:25 - 22:16
CWL
-
SEA
30h 51m
3 stops
£1,134Multiple Airlines
Useful Info

FAQs for booking flights from Washington to Cardiff

  • How does KAYAK find such low prices on flights from Washington to Cardiff?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Cardiff.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Cardiff?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Cardiff?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cardiff with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Cardiff?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cardiff from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Cardiff

Information on the airport you'll fly into in Cardiff

Cardiff (CWL)