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Cheap flights from Washington, D.C. Dulles Intl Airport to Cardiff from £756

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 - 14:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
16h 30m1 stop Dublin
Multiple Airlines Logo
16:10 - 20:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
33h 25m3 stops Dublin Madrid Barajas Lisbon Humberto Delgado
£756Multiple Airlines
Sun, 11 Apr - Wed, 14 Apr
Multiple Airlines Logo
09:55 - 14:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
23h 50m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
16:10 - 20:35CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
33h 25m3 stops Dublin Madrid Barajas Lisbon Humberto Delgado
£762Multiple Airlines
Sun, 11 Apr - Wed, 14 Apr
Multiple Airlines Logo
20:45 - 14:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
13h 00m1 stop Dublin
Multiple Airlines Logo
07:50 - 19:00CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
16h 10m2 stops Malaga Casablanca Mohamed V
£839Multiple Airlines
Sun, 11 Apr - Wed, 14 Apr
KLM Logo
18:15 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
17h 45m1 stop Amsterdam Schiphol
KLM Logo
17:30 - 15:55CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 25m1 stop Amsterdam Schiphol
£842KLM
Mon, 1 Mar - Tue, 9 Mar
Multiple Airlines Logo
09:55 - 14:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
23h 50m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Dublin
Multiple Airlines Logo
16:10 - 15:10CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
28h 00m3 stops Dublin Madrid Barajas Lisbon Humberto Delgado
£843Multiple Airlines
Sun, 11 Apr - Wed, 14 Apr
KLM Logo
19:29 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
16h 31m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
17:30 - 15:55CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 25m1 stop Amsterdam Schiphol
£845KLM
Mon, 1 Mar - Tue, 9 Mar
Delta Logo
17:37 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
18h 23m2 stops New York John F Kennedy Intl 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
£852Delta
Mon, 1 Mar - Tue, 9 Mar
Virgin Atlantic Logo
17:27 - 17:00IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
18h 33m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
Virgin Atlantic Logo
17:30 - 15:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
27h 15m1 stop Amsterdam Schiphol
£908Virgin Atlantic
Wed, 13 Jan - Wed, 20 Jan
Delta Logo
09:00 - 09:50IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
19h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
10:20 - 23:17CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
17h 57m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£915Delta
Wed, 13 Jan - Wed, 20 Jan
Multiple Airlines Logo
20:50 - 11:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
33h 55m3 stops Dublin Manchester Belfast City
Multiple Airlines Logo
06:50 - 19:05CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
41h 15m3 stops Alicante Madrid Barajas Casablanca Mohamed V
£1,025Multiple Airlines
Mon, 1 Mar - Tue, 9 Mar

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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 Mar
IAD18:15Washington, D.C. Dulles Intl
17h 45m
1 stop
CWL17:00Cardiff Wales
9 Mar
CWL17:30Cardiff Wales
27h 25m
1 stop
IAD15:55Washington, D.C. Dulles Intl
£842
KLM
1 Mar
IAD19:29Washington, D.C. Dulles Intl
16h 31m
2 stops
CWL17:00Cardiff Wales
9 Mar
CWL17:30Cardiff Wales
27h 25m
1 stop
IAD15:55Washington, D.C. Dulles Intl
£845
KLM
17 Dec
IAD18:15Washington, D.C. Dulles Intl
10h 35m
1 stop
CWL09:50Cardiff Wales
24 Dec
CWL17:30Cardiff Wales
27h 25m
1 stop
IAD15:55Washington, D.C. Dulles Intl
£1,332

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
1 Mar
IAD17:37Washington, D.C. Dulles Intl
18h 23m
2 stops
CWL17:00Cardiff Wales
9 Mar
CWL10:20Cardiff Wales
17h 42m
2 stops
IAD23:02Washington, D.C. Dulles Intl
£852
Delta
13 Jan
IAD09:00Washington, D.C. Dulles Intl
19h 50m
2 stops
CWL09:50Cardiff Wales
20 Jan
CWL10:20Cardiff Wales
17h 57m
2 stops
IAD23:17Washington, D.C. Dulles Intl
£915
Delta
17 Dec
IAD12:38Washington, D.C. Dulles Intl
16h 12m
2 stops
CWL09:50Cardiff Wales
24 Dec
CWL10:20Cardiff Wales
36h 11m
2 stops
IAD17:31Washington, D.C. Dulles Intl
£1,421

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.

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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 11/4

17:15-14:45

1 stop16h 30m

Cardiff Wales

Wed 14/4

16:10-20:35

3 stops33h 25m

£756

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 11/4

09:55-14:45

2 stops23h 50m

Cardiff Wales

Wed 14/4

16:10-20:35

3 stops33h 25m

£762
Fastest return journey

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 11/4

20:45-14:45

1 stop13h 00m

Cardiff Wales

Wed 14/4

07:50-19:00

2 stops16h 10m

£839

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 1/3

18:15-17:00

1 stop17h 45m

Cardiff Wales

Tue 9/3

17:30-15:55

1 stop27h 25m

£842

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 11/4

09:55-14:45

3 stops23h 50m

Cardiff Wales

Wed 14/4

16:10-15:10

3 stops28h 00m

£843

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 1/3

19:29-17:00

2 stops16h 31m

Cardiff Wales

Tue 9/3

17:30-15:55

1 stop27h 25m

£845

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 1/3

17:37-17:00

2 stops18h 23m

Cardiff Wales

Tue 9/3

10:20-23:02

2 stops17h 42m

£852

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Wed 13/1

17:27-17:00

2 stops18h 33m

Cardiff Wales

Wed 20/1

17:30-15:45

1 stop27h 15m

£908

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Wed 13/1

09:00-09:50

2 stops19h 50m

Cardiff Wales

Wed 20/1

10:20-23:17

2 stops17h 57m

£915

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 1/3

20:50-11:45

3 stops33h 55m

Cardiff Wales

Tue 9/3

06:50-19:05

3 stops41h 15m

£1,025

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

£756

Fastest flight time

13h 40m

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 £756
The fastest flight from Washington, D.C. Dulles Intl Airport to Cardiff takes 13h 40m
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 13h 40m, 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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