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Cheap flights from Cardiff to Washington, D.C. Dulles Intl Airport from $1,484

This is the cheapest round-trip 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 1/3. 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 round-trip flights

These are some of the best round-trip 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 layovers.

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.
5:25 pm - 3:45 pmCWL-IAD
27h 20m1 stop
5:35 pm - 4:55 pmIAD-CWL
18h 20m1 stop
$1,484Virgin Atlantic
Find Deal
Fri, Jan 3 - Fri, Jan 10
5:25 pm - 3:45 pmCWL-IAD
27h 20m1 stop
12:05 pm - 9:55 amIAD-CWL
16h 50m2 stops
$1,494
Find Deal
Fri, Jan 3 - Fri, Jan 10
10:20 am - 12:38 amCWL-IAD
19h 18m2 stops
12:27 pm - 9:55 amIAD-CWL
16h 28m2 stops
$1,562
Find Deal
Fri, Jan 3 - Fri, Jan 10
10:20 am - 3:40 pmCWL-IAD
34h 20m2 stops
7:40 pm - 12:25 pmIAD-CWL
35h 45m3 stops
$1,823
Find Deal
Fri, Jan 3 - Fri, Jan 10
10:20 am - 12:15 pmCWL-IAD
30h 55m3 stops
7:40 pm - 12:25 pmIAD-CWL
35h 45m3 stops
$1,898
Find Deal
Fri, Jan 3 - Fri, Jan 10
CWL-IAD
3548 mimulti-stop
Multiple Airlines
Find Deal

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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 round-trip 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

$1,484

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 $1,484
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. Typically, this will take 19h 18m by plane in normal conditions.

  • 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 refresh daily.

  • How old do you have to be to fly from Cardiff Wales Airport to Washington, D.C. Dulles Intl 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 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 necessary travel and health documents for your Washington, D.C. Dulles Intl 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 Cardiff to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Cardiff.

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.?

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?

Yes momondo offers price alerts on flights to Washington, D.C. from Cardiff. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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