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Cheap flights from Washington, D.C. Dulles Intl Airport to Cardiff from £574

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
18:15 - 14:55IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 40m1 stop Dublin
Multiple Airlines Logo
23:50 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 55m1 stop Dublin
£574Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
15:50 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 55m2 stops Toronto Island Dublin
Multiple Airlines Logo
22:10 - 19:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
26h 25m1 stop Dublin
£658Multiple Airlines
Sun, 4 Oct - Mon, 19 Oct
Multiple Airlines Logo
09:55 - 22:20IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
31h 25m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
13:25 - 20:20CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
10h 55m1 stop Dublin
£676Multiple Airlines
Thu, 22 Oct - Thu, 29 Oct
Multiple Airlines Logo
09:55 - 14:55IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 00m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
23:50 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 55m1 stop Dublin
£703Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
09:45 - 14:55IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 10m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin
Multiple Airlines Logo
23:50 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 55m1 stop Dublin
£707Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Virgin Atlantic Logo
18:10 - 16:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
17h 35m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
17:15 - 15:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 20m1 stop Amsterdam Schiphol
£741Virgin Atlantic
Mon, 12 Oct - Wed, 21 Oct
Delta Logo
18:10 - 16:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
17h 35m1 stop Amsterdam Schiphol
Delta Logo
09:45 - 23:16CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
18h 31m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£748Delta
Mon, 12 Oct - Wed, 21 Oct
Multiple Airlines Logo
17:15 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
23h 30m1 stop Dublin
Multiple Airlines Logo
22:10 - 19:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
26h 25m1 stop Dublin
£751Multiple Airlines
Sun, 4 Oct - Mon, 19 Oct
Delta Logo
19:45 - 16:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
16h 00m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
09:45 - 23:16CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
18h 31m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£751Delta
Mon, 12 Oct - Wed, 21 Oct
KLM Logo
18:15 - 09:50IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
10h 35m1 stop Amsterdam Schiphol
KLM Logo
17:30 - 15:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 15m1 stop Amsterdam Schiphol
£754KLM
Mon, 1 Feb - Wed, 10 Feb

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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
12 Oct
IAD18:10Washington, D.C. Dulles Intl
17h 35m
1 stop
CWL16:45Cardiff Wales
21 Oct
CWL17:15Cardiff Wales
27h 20m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£741
Virgin Atlantic
1 Feb
IAD07:00Washington, D.C. Dulles Intl
21h 50m
2 stops
CWL09:50Cardiff Wales
10 Feb
CWL10:20Cardiff Wales
27h 51m
2 stops
IAD09:11Washington, D.C. Dulles Intl
£758
Virgin Atlantic
16 Dec
IAD18:20Washington, D.C. Dulles Intl
17h 40m
1 stop
CWL17:00Cardiff Wales
24 Dec
CWL10:20Cardiff Wales
34h 21m
2 stops
IAD15:41Washington, D.C. Dulles Intl
£938

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

Our best KLM deals on Washington, D.C. Dulles Intl Airport to Cardiff flight tickets
KLM
1 Feb
IAD18:15Washington, D.C. Dulles Intl
10h 35m
1 stop
CWL09:50Cardiff Wales
10 Feb
CWL17:30Cardiff Wales
27h 15m
1 stop
IAD15:45Washington, D.C. Dulles Intl
£754
KLM
15 Oct
IAD17:30Washington, D.C. Dulles Intl
18h 15m
1 stop
CWL16:45Cardiff Wales
19 Oct
CWL17:15Cardiff Wales
27h 20m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£778
KLM
15 Oct
IAD12:30Washington, D.C. Dulles Intl
15h 45m
2 stops
CWL09:15Cardiff Wales
19 Oct
CWL17:15Cardiff Wales
27h 20m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£781

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

Sat 24/10

18:15-14:55

1 stop15h 40m

Cardiff Wales

Sat 31/10

23:50-16:45

1 stop20h 55m

£574

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 4/10

15:50-21:45

2 stops24h 55m

Cardiff Wales

Mon 19/10

22:10-19:35

1 stop26h 25m

£658

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 22/10

09:55-22:20

2 stops31h 25m

Cardiff Wales

Thu 29/10

13:25-20:20

1 stop10h 55m

£676

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 24/10

09:55-14:55

2 stops24h 00m

Cardiff Wales

Sat 31/10

23:50-16:45

1 stop20h 55m

£703

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 24/10

09:45-14:55

3 stops24h 10m

Cardiff Wales

Sat 31/10

23:50-16:45

1 stop20h 55m

£707

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 12/10

18:10-16:45

1 stop17h 35m

Cardiff Wales

Wed 21/10

17:15-15:35

1 stop27h 20m

£741

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 12/10

18:10-16:45

1 stop17h 35m

Cardiff Wales

Wed 21/10

09:45-23:16

2 stops18h 31m

£748

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 4/10

17:15-21:45

1 stop23h 30m

Cardiff Wales

Mon 19/10

22:10-19:35

1 stop26h 25m

£751
Fastest return journey

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 12/10

19:45-16:45

2 stops16h 00m

Cardiff Wales

Wed 21/10

09:45-23:16

2 stops18h 31m

£751

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 1/2

18:15-09:50

1 stop10h 35m

Cardiff Wales

Wed 10/2

17:30-15:45

1 stop27h 15m

£754

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

£574

Fastest flight time

17h 35m

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 £574
The fastest flight from Washington, D.C. Dulles Intl Airport to Cardiff takes 17h 35m
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 17h 35m, 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.

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