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Cheap flights from Cardiff to Washington, D.C. from $582

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 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Cardiff to Washington, D.C.

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Cardiff to Washington, D.C..
 Logo
12:45 pm - 3:20 pmCWL-IAD
31h 35m2 stops
 Logo
3:30 pm - 12:45 pmIAD-CWL
16h 15m2 stops
Sun, Jun 8 - Sun, Jun 15
 Logo
12:45 pm - 3:20 pmCWL-IAD
31h 35m2 stops
 Logo
8:18 am - 12:45 pmIAD-CWL
23h 27m3 stops
Sun, Jun 8 - Sun, Jun 15
 Logo
11:00 am - 6:55 pmCWL-IAD
12h 55m1 stop
 Logo
8:25 pm - 12:45 pmIAD-CWL
11h 20m1 stop
Sun, Jun 8 - Sun, Jun 15
Delta Logo
9:45 am - 11:33 pmCWL-DCA
18h 48m2 stops
Delta Logo
1:45 pm - 9:15 amDCA-CWL
14h 30m2 stops
$1,029Delta
Find Deal
Sat, Jun 28 - Sat, Jul 19
KLM Logo
9:45 am - 3:35 pmCWL-IAD
10h 50m1 stop
KLM Logo
5:25 pm - 9:15 amIAD-CWL
10h 50m1 stop
$1,077KLM
Find Deal
Sat, Jun 28 - Sat, Jul 19
Air France Logo
9:45 am - 7:15 pmCWL-IAD
14h 30m2 stops
Air France Logo
9:20 pm - 4:50 pmIAD-CWL
14h 30m2 stops
$1,083Air France
Find Deal
Sat, Jun 28 - Sat, Jul 19
Virgin Atlantic Logo
5:15 pm - 3:35 pmCWL-IAD
27h 20m1 stop
Virgin Atlantic Logo
12:13 pm - 4:45 pmIAD-CWL
23h 32m2 stops
$1,145Virgin Atlantic
Find Deal
Sun, Jun 8 - Sun, Jun 15
Virgin Atlantic Logo
9:50 am - 10:10 pmCWL-DCA
17h 20m2 stops
Virgin Atlantic Logo
6:06 am - 4:45 pmDCA-CWL
29h 39m2 stops
$1,152Virgin Atlantic
Find Deal
Sun, Jun 8 - Sun, Jun 15
KLM Logo
9:50 am - 10:13 pmCWL-BWI
17h 23m2 stops
KLM Logo
7:43 pm - 4:45 pmBWI-CWL
16h 02m2 stops
$1,426KLM
Find Deal
Sun, Jun 8 - Sun, Jun 15
Delta Logo
9:50 am - 10:13 pmCWL-BWI
17h 23m2 stops
Delta Logo
7:43 pm - 4:45 pmBWI-CWL
16h 02m2 stops
$1,437Delta
Find Deal
Sun, Jun 8 - Sun, Jun 15

KLM flights from Cardiff to Washington, D.C.

Our best KLM deals on Cardiff to Washington, D.C. flight tickets
KLM
Jun 28
CWL9:45 amCardiff Wales
10h 50m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Jul 19
IAD5:25 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
CWL9:15 amCardiff Wales
KLM
Jun 8
CWL9:50 amCardiff Wales
17h 23m
2 stops
BWI10:13 pmBaltimore/Washington
Jun 15
BWI7:43 pmBaltimore/Washington
16h 02m
2 stops
CWL4:45 pmCardiff 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
Jun 8
CWL5:15 pmCardiff Wales
27h 20m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Jun 15
IAD12:13 pmWashington, D.C. Dulles Intl
23h 32m
2 stops
CWL4:45 pmCardiff Wales
Virgin Atlantic
Jun 8
CWL9:50 amCardiff Wales
17h 20m
2 stops
DCA10:10 pmWashington, D.C. Reagan-National
Jun 15
DCA6:06 amWashington, D.C. Reagan-National
29h 39m
2 stops
CWL4:45 pmCardiff Wales

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 round-trip 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

$582

Fastest flight time

10h 50m

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 $582. The best round-trip flight deal from Cardiff to Washington, D.C. found on momondo in the last 72 hours is $781.
The fastest flight from Cardiff to Washington, D.C. takes 10h 50m
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?

    A flight from Cardiff Wales to Washington, D.C. will travel around 3537.5 mi. In terms of flight time, this usually takes a little over 10h 50m.

  • 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. were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cardiff Wales Airport to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. 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 Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


  • How do I get Price Alerts for flights from Cardiff to Washington, D.C.?

    Price Alerts will notify you by email when the price for flights to Washington, D.C. from Cardiff decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Cardiff to Washington, D.C. 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 aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.


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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Gettysburg
National Harbor
Laurel
Silver Spring
Woodbridge
Tysons
Fredericksburg
Waldorf
Manassas
Gaithersburg
Rockville
Glen Burnie
Towson
Linthicum Heights
Fairfax
Reston
Springfield
Hyattsville

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to Washington, D.C. for you.

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

momondo does allow users to show only those flights to Washington, D.C. from Cardiff which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Cardiff to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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


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1 adult
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Wed 4/30
Wed 5/7

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.