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Cheap flights from Washington, D.C. Dulles Intl Airport to Cardiff from £713

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
20:30 - 21:20IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
19h 50m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
07:45 - 19:20CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
16h 35m2 stops Dublin Reykjavik Keflavik Intl
£713Multiple Airlines
Sat, 3 Oct - Fri, 9 Oct
Multiple Airlines Logo
20:40 - 22:20IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
20h 40m1 stop Dublin
Multiple Airlines Logo
09:00 - 19:25CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
39h 25m2 stops Malaga Dublin
£746Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
11:12 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
29h 33m2 stops Orlando Dublin
Multiple Airlines Logo
23:50 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 55m1 stop Dublin
£755Multiple Airlines
Sun, 18 Oct - Sun, 25 Oct
Multiple Airlines Logo
20:55 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
19h 50m1 stop Dublin
Multiple Airlines Logo
23:50 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 55m1 stop Dublin
£759Multiple Airlines
Sun, 18 Oct - Sun, 25 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
16:55 - 19:25CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
31h 30m2 stops Alicante Dublin
£766Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
09:45 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
31h 00m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin
Multiple Airlines Logo
23:50 - 16:40CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
20h 50m2 stops Dublin London Heathrow
£779Multiple Airlines
Sun, 18 Oct - Sun, 25 Oct
Multiple Airlines Logo
09:45 - 21:45IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
31h 00m3 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
£794Multiple Airlines
Sun, 18 Oct - Sun, 25 Oct
Multiple Airlines Logo
16:00 - 21:20IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 20m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
15:35 - 19:00CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
32h 25m3 stops Malaga Casablanca Mohamed V Montreal Pierre Elliott Trudeau Intl
£799Multiple Airlines
Sat, 3 Oct - Fri, 9 Oct
Multiple Airlines Logo
09:45 - 15:10IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
24h 25m3 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main Malaga
Multiple Airlines Logo
16:20 - 16:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
29h 25m2 stops Malaga Zurich
£802Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
09:33 - 21:20IAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
30h 47m2 stops Orlando Dublin
Multiple Airlines Logo
07:45 - 15:45CWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
13h 00m1 stop Dublin
£827Multiple Airlines
Sat, 3 Oct - Fri, 9 Oct

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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
15 Oct
IAD17:30Washington, D.C. Dulles Intl
10h 45m
1 stop
CWL09:15Cardiff Wales
19 Oct
CWL09:45Cardiff Wales
10h 50m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£910
Delta
15 Oct
IAD17:30Washington, D.C. Dulles Intl
10h 45m
1 stop
CWL09:15Cardiff Wales
19 Oct
CWL09:45Cardiff Wales
10h 50m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£911
Delta
15 Oct
IAD12:30Washington, D.C. Dulles Intl
15h 45m
2 stops
CWL09:15Cardiff Wales
19 Oct
CWL09:45Cardiff Wales
10h 50m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£913

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
12 Sept
IAD17:30Washington, D.C. Dulles Intl
18h 15m
1 stop
CWL16:45Cardiff Wales
18 Sept
CWL17:15Cardiff Wales
27h 20m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£991
KLM
12 Sept
IAD11:00Washington, D.C. Dulles Intl
17h 15m
2 stops
CWL09:15Cardiff Wales
18 Sept
CWL09:45Cardiff Wales
19h 56m
2 stops
IAD00:41Washington, D.C. Dulles Intl
£1,133

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

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Price

Cheapest return flight
Fastest return journey

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 3/10

20:30-21:20

2 stops19h 50m

Cardiff Wales

Fri 9/10

07:45-19:20

2 stops16h 35m

£713

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 15/10

20:40-22:20

1 stop20h 40m

Cardiff Wales

Thu 22/10

09:00-19:25

2 stops39h 25m

£746

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 18/10

11:12-21:45

2 stops29h 33m

Cardiff Wales

Sun 25/10

23:50-16:45

1 stop20h 55m

£755

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 18/10

20:55-21:45

1 stop19h 50m

Cardiff Wales

Sun 25/10

23:50-16:45

1 stop20h 55m

£759

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 15/10

09:55-22:20

2 stops31h 25m

Cardiff Wales

Thu 22/10

16:55-19:25

2 stops31h 30m

£766

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 18/10

09:45-21:45

3 stops31h 00m

Cardiff Wales

Sun 25/10

23:50-16:40

2 stops20h 50m

£779

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 18/10

09:45-21:45

3 stops31h 00m

Cardiff Wales

Sun 25/10

23:50-16:45

1 stop20h 55m

£794

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 3/10

16:00-21:20

2 stops24h 20m

Cardiff Wales

Fri 9/10

15:35-19:00

3 stops32h 25m

£799

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 15/10

09:45-15:10

3 stops24h 25m

Cardiff Wales

Thu 22/10

16:20-16:45

2 stops29h 25m

£802

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 3/10

09:33-21:20

2 stops30h 47m

Cardiff Wales

Fri 9/10

07:45-15:45

1 stop13h 00m

£827

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

£713

Fastest flight time

10h 45m

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 £713
The fastest flight from Washington, D.C. Dulles Intl Airport to Cardiff takes 10h 45m
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 10h 45m, 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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