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Cheap flights from Washington, D.C. to Cardiff from £631

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Cardiff departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Cardiff

Cheap return flights

These are some of the best return flight deals from Washington, D.C. to Cardiff that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Cardiff.

Cheap last-minute flights

Planning a quick getaway from Washington, D.C. to Cardiff? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Cardiff, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Washington, D.C. to Cardiff

Find recent round-trip train or bus tickets from Washington, D.C. to Cardiff.

All round-trip flight deals to Cardiff

The cheapest plane tickets to Cardiff found on KAYAK recently.
17:25 - 16:45IAD-CWL
18h 20m1 stop
09:45 - 15:35CWL-IAD
10h 50m1 stop
£631Air France
Find Deal
Thu, 3 Apr - Fri, 11 Apr
12:30 - 09:15IAD-CWL
15h 45m2 stops
09:45 - 15:35CWL-IAD
10h 50m1 stop
£635Delta
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Thu, 3 Apr - Fri, 11 Apr
10:30 - 09:15BWI-CWL
17h 45m2 stops
09:45 - 22:59CWL-BWI
18h 14m2 stops
£643Delta
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Thu, 3 Apr - Fri, 11 Apr
12:59 - 09:15DCA-CWL
15h 16m2 stops
09:45 - 22:24CWL-DCA
17h 39m2 stops
£643Delta
Find Deal
Thu, 3 Apr - Fri, 11 Apr
17:25 - 09:15IAD-CWL
10h 50m1 stop
17:15 - 15:35CWL-IAD
27h 20m1 stop
£801KLM
Find Deal
Sat, 5 Apr - Fri, 11 Apr
21:20 - 12:25BWI-CWL
34h 05m2 stops
13:10 - 19:35CWL-BWI
35h 25m2 stops
£827British Airways
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Fri, 4 Apr - Sat, 12 Apr
22:45 - 12:25IAD-CWL
32h 40m2 stops
13:10 - 20:35CWL-IAD
36h 25m2 stops
£827British Airways
Find Deal
Fri, 4 Apr - Sat, 12 Apr
09:59 - 12:40DCA-CWL
21h 41m3 stops
13:10 - 10:06CWL-DCA
25h 56m3 stops
Fri, 4 Apr - Sat, 12 Apr
17:35 - 16:55IAD-CWL
18h 20m1 stop
17:25 - 15:45CWL-IAD
27h 20m1 stop
£1,000Virgin Atlantic
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Sat, 4 Jan - Sat, 11 Jan
22:11 - 11:30DCA-CWL
32h 19m3 stops
12:55 - 09:01CWL-DCA
25h 06m3 stops
£1,036
Find Deal
Sun, 5 Jan - Sun, 12 Jan
WAS-CWL
3532 mimulti-stop
Multiple Airlines
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Delta flights from Washington, D.C. to Cardiff

Our best Delta deals on Washington, D.C. to Cardiff flight tickets
Delta
5 Dec
DCA09:49Washington, D.C. Reagan-National
19h 01m
2 stops
CWL09:50Cardiff Wales
12 Dec
CWL10:20Cardiff Wales
17h 12m
2 stops
DCA22:32Washington, D.C. Reagan-National
Delta
3 Apr
IAD12:30Washington, D.C. Dulles Intl
15h 45m
2 stops
CWL09:15Cardiff Wales
11 Apr
CWL09:45Cardiff Wales
10h 50m
1 stop
IAD15:35Washington, D.C. Dulles Intl
Delta
3 Apr
BWI10:30Baltimore/Washington
17h 45m
2 stops
CWL09:15Cardiff Wales
11 Apr
CWL09:45Cardiff Wales
18h 14m
2 stops
BWI22:59Baltimore/Washington

Air France flights from Washington, D.C. to Cardiff

Our best Air France deals on Washington, D.C. to Cardiff flight tickets
Air France
3 Apr
IAD17:25Washington, D.C. Dulles Intl
18h 20m
1 stop
CWL16:45Cardiff Wales
11 Apr
CWL09:45Cardiff Wales
10h 50m
1 stop
IAD15:35Washington, D.C. Dulles Intl
Air France
4 Apr
IAD21:20Washington, D.C. Dulles Intl
14h 25m
2 stops
CWL16:45Cardiff Wales
11 Apr
CWL09:45Cardiff Wales
14h 25m
2 stops
IAD19:10Washington, D.C. Dulles Intl

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When to book flights from Washington, D.C. to Cardiff

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Cardiff according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. to Cardiff (WAS to CWL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Cardiff

Best price found

£631

Fastest flight time

9h 45m

Direct flights

None

Airports in Cardiff

1 airport
The best flight deal from Washington, D.C. to Cardiff found on momondo in the last 72 hours is £631
The fastest flight from Washington, D.C. to Cardiff takes 9h 45m
There are no direct flights from Washington, D.C. to Cardiff. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Cardiff Wales Airport, Baltimore/Washington Airport - Cardiff Wales Airport and Washington, D.C. Dulles Intl Airport - Cardiff Wales Airport.
There is 1 airport near Cardiff: Cardiff Wales (CWL)

  • How far is Washington, D.C. to Cardiff Wales by plane?

    Washington, D.C. and Cardiff Wales are 3537.5 mi apart from one another. Flights usually cover this in 9h 45m, depending on flying conditions and air traffic around both airports.

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

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

  • How old do you have to be to fly from Washington, D.C. to Cardiff Wales Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. 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.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cardiff?

Finding the right flight to Cardiff from Washington, D.C. 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, D.C. to Cardiff with flexible booking policies on momondo?

Yes. All flights to Cardiff from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Cardiff?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Cardiff.

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

If you are simply researching potential flights to Cardiff, momondo offers a useful price alert feature which will track prices for flights to Cardiff from Washington, D.C. and alert you when they change.


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