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Cheap flights from Cardiff to Washington, D.C. Dulles Intl Airport from £1,171

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Washington, D.C. Dulles Intl Airport departing on 3/1. 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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0 bags
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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 round-trip train or bus tickets from Cardiff to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
17:25 - 15:45CWL-IAD
27h 20m1 stop
17:35 - 16:55IAD-CWL
18h 20m1 stop
£1,171Virgin Atlantic
Find Deal
Fri, 3 Jan - Fri, 10 Jan
17:25 - 15:45CWL-IAD
27h 20m1 stop
12:05 - 09:55IAD-CWL
16h 50m2 stops
£1,179
Find Deal
Fri, 3 Jan - Fri, 10 Jan
10:20 - 00:38CWL-IAD
19h 18m2 stops
12:27 - 09:55IAD-CWL
16h 28m2 stops
£1,233
Find Deal
Fri, 3 Jan - Fri, 10 Jan
10:20 - 15:40CWL-IAD
34h 20m2 stops
19:40 - 12:25IAD-CWL
35h 45m3 stops
£1,439
Find Deal
Fri, 3 Jan - Fri, 10 Jan
10:20 - 12:15CWL-IAD
30h 55m3 stops
19:40 - 12:25IAD-CWL
35h 45m3 stops
£1,498
Find Deal
Fri, 3 Jan - Fri, 10 Jan
CWL-IAD
3548 mimulti-stop
Multiple Airlines
Find Deal

See travel insights to Washington, D.C. from

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

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 Cardiff for Washington, D.C. Dulles Intl Airport?

Thursday. The cheapest day of the week is usually Thursday. The most expensive is usually Tuesday.

When is the cheapest time to fly from Cardiff to Washington, D.C. Dulles Intl Airport?

Cardiff to Washington, D.C. Dulles Intl Airport flights are currently only available in the morning

When to book flights from Cardiff to Washington, D.C. Dulles Intl Airport

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

Cheap Cardiff to Washington, D.C. Dulles Intl Airport (CWL to IAD) flight deals and tips

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

Best price found

£1,171

Fastest flight time

19h 18m

Direct flights

None
The best flight deal from Cardiff to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is £1,171
The fastest flight from Cardiff to Washington, D.C. Dulles Intl Airport takes 19h 18m
There are no direct flights from Cardiff to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Cardiff Wales Airport - Washington, D.C. Dulles Intl Airport.

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

    Cardiff Wales and Washington, D.C. Dulles Intl are 3552.6 mi apart from one another. A reasonable flight in good conditions will take 19h 18m.

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

    Prices for flights from Cardiff Wales Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Washington, D.C. Dulles Intl Airport.

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

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


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

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

Once all potential Cardiff to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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