Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Cardiff from £709

1 adult
1 adult, Economy, 0 bags

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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:15 - 08:10IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
9h 55m1 stop Dublin
Multiple Airlines Logo
09:05 - 16:20CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
36h 15m2 stops Alicante Madrid Barajas
£709Multiple Airlines
Sun, 6 Dec - Sun, 13 Dec
Multiple Airlines Logo
20:30 - 15:15IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
13h 45m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
17:30 - 19:00CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
30h 30m3 stops Dublin Madrid Barajas Casablanca Mohamed V
£761Multiple Airlines
Fri, 9 Apr - Tue, 13 Apr
Multiple Airlines Logo
20:45 - 15:15IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
13h 30m1 stop Dublin
Multiple Airlines Logo
17:30 - 19:00CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
30h 30m3 stops Dublin Madrid Barajas Casablanca Mohamed V
£774Multiple Airlines
Fri, 9 Apr - Tue, 13 Apr
Multiple Airlines Logo
09:55 - 15:15IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 20m3 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main Dublin
Multiple Airlines Logo
17:30 - 19:00CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
30h 30m3 stops Dublin Madrid Barajas Casablanca Mohamed V
£788Multiple Airlines
Fri, 9 Apr - Tue, 13 Apr
Multiple Airlines Logo
17:15 - 15:15IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
17h 00m1 stop Dublin
Multiple Airlines Logo
15:50 - 20:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
33h 45m2 stops Faro Lisbon Humberto Delgado
£831Multiple Airlines
Fri, 9 Apr - Tue, 13 Apr
Multiple Airlines Logo
19:40 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
16h 20m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Amsterdam Schiphol
Multiple Airlines Logo
08:35 - 15:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
12h 10m1 stop Dublin
£874Multiple Airlines
Mon, 23 Nov - Mon, 7 Dec
Virgin Atlantic Logo
18:15 - 09:50IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
10h 35m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
17:30 - 15:40CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Amsterdam Schiphol
£877Virgin Atlantic
Mon, 8 Mar - Sat, 13 Mar
Virgin Atlantic Logo
07:30 - 09:50IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
21h 20m2 stops Minneapolis St Paul Amsterdam Schiphol
Virgin Atlantic Logo
17:30 - 15:40CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Amsterdam Schiphol
£880Virgin Atlantic
Mon, 8 Mar - Sat, 13 Mar
Multiple Airlines Logo
19:40 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
16h 20m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Amsterdam Schiphol
Multiple Airlines Logo
17:30 - 14:40CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
26h 10m3 stops Amsterdam Schiphol Geneva Geneve-Cointrin Lisbon Humberto Delgado
£880Multiple Airlines
Mon, 23 Nov - Mon, 7 Dec
Delta Logo
13:00 - 09:50IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
10:20 - 23:02CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
17h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£887Delta
Mon, 8 Mar - Sat, 13 Mar

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Virgin Atlantic flights from Washington, D.C. Dulles Intl Airport to Cardiff

Our best Virgin Atlantic deals on Washington, D.C. Dulles Intl Airport to Cardiff flight tickets
Virgin Atlantic
8 Mar
IAD18:15Washington, D.C. Dulles Intl
10h 35m
1 stop
CWL09:50Cardiff Wales
13 Mar
CWL17:30Cardiff Wales
27h 10m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£877
Virgin Atlantic
8 Mar
IAD07:30Washington, D.C. Dulles Intl
21h 20m
2 stops
CWL09:50Cardiff Wales
13 Mar
CWL17:30Cardiff Wales
27h 10m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£880
Virgin Atlantic
16 Nov
IAD18:15Washington, D.C. Dulles Intl
17h 45m
1 stop
CWL17:00Cardiff Wales
12 Dec
CWL17:30Cardiff Wales
27h 10m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£1,063

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Cardiff flight tickets
Delta
8 Mar
IAD13:00Washington, D.C. Dulles Intl
15h 50m
2 stops
CWL09:50Cardiff Wales
13 Mar
CWL10:20Cardiff Wales
17h 42m
2 stops
IAD23:02Washington, D.C. Dulles Intl
£887
Delta
16 Nov
IAD12:32Washington, D.C. Dulles Intl
16h 13m
2 stops
CWL09:45Cardiff Wales
12 Dec
CWL10:20Cardiff Wales
19h 21m
2 stops
IAD00:41Washington, D.C. Dulles Intl
£1,074

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Sun 6/12

17:15-08:10

1 stop9h 55m

Cardiff Wales

Sun 13/12

09:05-16:20

2 stops36h 15m

£709

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Fri 9/4

20:30-15:15

2 stops13h 45m

Cardiff Wales

Tue 13/4

17:30-19:00

3 stops30h 30m

£761

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Fri 9/4

20:45-15:15

1 stop13h 30m

Cardiff Wales

Tue 13/4

17:30-19:00

3 stops30h 30m

£774

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Fri 9/4

09:55-15:15

3 stops24h 20m

Cardiff Wales

Tue 13/4

17:30-19:00

3 stops30h 30m

£788

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Fri 9/4

17:15-15:15

1 stop17h 00m

Cardiff Wales

Tue 13/4

15:50-20:35

2 stops33h 45m

£831
Fastest return journey

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Mon 23/11

19:40-17:00

3 stops16h 20m

Cardiff Wales

Mon 7/12

08:35-15:45

1 stop12h 10m

£874

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Mon 8/3

18:15-09:50

1 stop10h 35m

Cardiff Wales

Sat 13/3

17:30-15:40

1 stop27h 10m

£877

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Mon 8/3

07:30-09:50

2 stops21h 20m

Cardiff Wales

Sat 13/3

17:30-15:40

1 stop27h 10m

£880

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Mon 23/11

19:40-17:00

3 stops16h 20m

Cardiff Wales

Mon 7/12

17:30-14:40

3 stops26h 10m

£880

Washington, D.C.Cardiff

IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales

IADCWL

Washington, D.C. Dulles Intl

Mon 8/3

13:00-09:50

2 stops15h 50m

Cardiff Wales

Sat 13/3

10:20-23:02

2 stops17h 42m

£887

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

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

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

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

Best price found

£709

Fastest flight time

9h 55m

Direct flights

None
The best flight deal from Washington, D.C. Dulles Intl Airport to Cardiff found on momondo in the last 72 hours is £709
The fastest flight from Washington, D.C. Dulles Intl Airport to Cardiff takes 9h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Cardiff. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Cardiff.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Cardiff

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

    A flight from Washington, D.C. Dulles Intl to Cardiff Wales will travel around 3552.6 mi. Flights usually cover this in 9h 55m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales 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 Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Cardiff

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Washington, D.C. Dulles Intl Airport from Cardiff. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Cardiff with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Cardiff. momondo saves you time and could save you money on your trip.

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

Flights from Washington, D.C. to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Washington, D.C. to Cardiff 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 Washington, D.C. to Cardiff right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cardiff from Washington, D.C.. 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.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 25/11
Wed 2/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport