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Cheap flights from Cardiff to Washington, D.C. from £396

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Washington, D.C. departing on 18/6. 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 Cardiff to Washington, D.C.

Cheap return flights

These are some of the best return flight deals from Cardiff to Washington, D.C. 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 Cardiff to Washington, D.C..

Cheap last-minute flights

Planning a quick getaway from Cardiff to Washington, D.C.? 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 Washington, D.C., so you can enjoy a seamless trip without stopovers.

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

Find recent return train or bus tickets from Cardiff to Washington, D.C..

All return flight deals from Cardiff to Washington, D.C.

The cheapest plane tickets from Cardiff to Washington, D.C. found on KAYAK recently.
17:25 - 16:45CWL-IAD
27h 20m1 stop
17:25 - 16:45IAD-CWL
18h 20m1 stop
£600KLM
Find Deal
Sun, 23 Mar - Sun, 30 Mar
17:25 - 16:45CWL-IAD
27h 20m1 stop
19:59 - 09:15IAD-CWL
32h 16m2 stops
£606Virgin Atlantic
Find Deal
Sun, 23 Mar - Sun, 30 Mar
17:25 - 16:23CWL-IAD
50h 58m2 stops
19:59 - 16:45IAD-CWL
39h 46m2 stops
£611Virgin Atlantic
Find Deal
Sun, 23 Mar - Sun, 30 Mar
17:25 - 09:15CWL-BWI
43h 50m2 stops
18:55 - 09:15BWI-CWL
33h 20m2 stops
£611Virgin Atlantic
Find Deal
Sun, 23 Mar - Sun, 30 Mar
17:25 - 15:45CWL-IAD
27h 20m1 stop
17:35 - 16:55IAD-CWL
18h 20m1 stop
£621KLM
Find Deal
Thu, 20 Feb - Tue, 25 Feb
17:25 - 15:45CWL-IAD
27h 20m1 stop
12:05 - 09:50IAD-CWL
16h 45m2 stops
£625Virgin Atlantic
Find Deal
Thu, 20 Feb - Tue, 25 Feb
10:20 - 22:00CWL-DCA
16h 40m2 stops
12:55 - 09:50DCA-CWL
15h 55m2 stops
£629Delta
Find Deal
Thu, 20 Feb - Tue, 25 Feb
10:20 - 23:08CWL-BWI
17h 48m2 stops
15:30 - 09:50BWI-CWL
13h 20m2 stops
£629Delta
Find Deal
Thu, 20 Feb - Tue, 25 Feb
08:20 - 23:58CWL-BWI
43h 38m3 stops
18:50 - 12:45BWI-CWL
12h 55m2 stops
Sun, 23 Mar - Sun, 30 Mar
08:20 - 19:25CWL-IAD
15h 05m2 stops
17:45 - 20:50IAD-CWL
22h 05m3 stops
Sun, 23 Mar - Sun, 30 Mar
20:30 - 19:05CWL-IAD
27h 35m3 stops
Wed, 18 Jun
20:30 - 20:50CWL-IAD
29h 20m2 stops
Wed, 18 Jun
20:30 - 19:25CWL-BWI
27h 55m3 stops
Wed, 18 Jun
12:00 - 19:35CWL-BWI
36h 35m2 stops
£935Aer Lingus
Find Deal
Wed, 18 Jun
09:50 - 15:35CWL-IAD
10h 45m1 stop
£1,288Virgin Atlantic
Find Deal
Wed, 18 Jun

Delta flights from Cardiff to Washington, D.C.

Our best Delta deals on Cardiff to Washington, D.C. flight tickets
Delta
20 Feb
CWL10:20Cardiff Wales
17h 48m
2 stops
BWI23:08Baltimore/Washington
25 Feb
BWI15:30Baltimore/Washington
13h 20m
2 stops
CWL09:50Cardiff Wales
Delta
23 Mar
CWL10:20Cardiff Wales
16h 08m
2 stops
DCA22:28Washington, D.C. Reagan-National
30 Mar
DCA12:10Washington, D.C. Reagan-National
16h 05m
2 stops
CWL09:15Cardiff Wales
Delta
28 Jun
CWL09:45Cardiff Wales
17h 45m
2 stops
DCA22:30Washington, D.C. Reagan-National
19 Jul
DCA11:00Washington, D.C. Reagan-National
17h 15m
2 stops
CWL09:15Cardiff Wales

Virgin Atlantic flights from Cardiff to Washington, D.C.

Our best Virgin Atlantic deals on Cardiff to Washington, D.C. flight tickets
Virgin Atlantic
23 Mar
CWL17:25Cardiff Wales
27h 20m
1 stop
IAD16:45Washington, D.C. Dulles Intl
30 Mar
IAD19:59Washington, D.C. Dulles Intl
32h 16m
2 stops
CWL09:15Cardiff Wales
Virgin Atlantic
23 Mar
CWL17:25Cardiff Wales
43h 50m
2 stops
BWI09:15Baltimore/Washington
30 Mar
BWI18:55Baltimore/Washington
33h 20m
2 stops
CWL09:15Cardiff Wales
Virgin Atlantic
20 Feb
CWL17:25Cardiff Wales
27h 20m
1 stop
IAD15:45Washington, D.C. Dulles Intl
25 Feb
IAD12:05Washington, D.C. Dulles Intl
16h 45m
2 stops
CWL09:50Cardiff Wales

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Cardiff to Washington, D.C.

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 day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Cardiff is on a Monday. momondo users have found tickets for Monday departures for as low as £0. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Cardiff because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £770.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

At midday is the cheapest time of day to fly from Cardiff to Washington, D.C. when you can find flight prices for as low as £0. Flying to Washington, D.C. at midday is an ideal time because this is during off-peak travel hours. Flights to Washington, D.C. are more costly in the morning, with an average ticket price of £866. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

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

Best price found

£396

Fastest flight time

10h 45m

Direct flights

None

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Cardiff in the past 72 hours is £396. The best return flight deal from Cardiff to Washington, D.C. found on momondo in the last 72 hours is £600.
The fastest flight from Cardiff to Washington, D.C. takes 10h 45m
There are no direct flights from Cardiff to Washington, D.C.. Popular non-direct routes for this connection are Cardiff Wales Airport - Baltimore/Washington Airport, Cardiff Wales Airport - Washington, D.C. Reagan-National Airport and Cardiff Wales Airport - Washington, D.C. Dulles Intl Airport.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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

    There are 3537.5 mi between Cardiff Wales and Washington, D.C.. 13h 43m is a normal flight duration for this route.

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

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

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

    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 Cardiff Wales Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Laurel
Alexandria
Essex
National Harbor
Fairfax
Manassas
Bethesda
Oxon Hill
College Park
Hyattsville
Linthicum Heights
Gettysburg
Cambridge
Ellicott City
Westminster
Arlington
Hanover
Woodbridge
Owings Mills
Silver Spring

Why use momondo?

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

Finding the right flight to Washington, D.C. from Cardiff 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 Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Cardiff to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Cardiff with this policy.

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

momondo helps you find the best flight between Cardiff and Washington, D.C. 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 Cardiff to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cardiff to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.