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

Prices for flights from Washington, D.C. Dulles Intl Airport to Wales are refreshed on a daily basis.

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

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 Washington, D.C. Dulles Intl Airport to Wales.

What documentation or ID do you need to fly to Wales?

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

$309 Cheap Flights from Washington, D.C. Dulles Intl Airport to Wales in 2026/27

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

9:05 am - 4:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

36h 15m2 stops Alicante Madrid Barajas

$909Multiple Airlines

Sun, Nov 8 - Sun, Nov 15

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

5:30 pm - 4:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

27h 50m2 stops Alicante Madrid Barajas

$959Multiple Airlines

Sun, Feb 7 - Thu, Feb 18

8:50 pm - 7:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

30h 00m1 stop Dublin

8:35 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

12h 10m1 stop Dublin

$966Multiple Airlines

Thu, Dec 10 - Mon, Dec 14

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

8:45 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Dublin

$979Multiple Airlines

Sun, Feb 7 - Thu, Feb 18

5:45 pm - 9:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

11h 05m1 stop Amsterdam Schiphol

5:30 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

27h 15m1 stop Amsterdam Schiphol

$1,009KLM

Sun, Feb 7 - Wed, Feb 17

1:00 pm - 9:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:30 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

27h 15m1 stop Amsterdam Schiphol

$1,013KLM

Sun, Feb 7 - Wed, Feb 17

6:15 pm - 5:00 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

17h 45m1 stop Amsterdam Schiphol

10:20 am - 11:02 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

17h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,018KLM

Mon, Feb 8 - Thu, Feb 18

7:50 pm - 5:00 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

16h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:20 am - 11:02 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

17h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,023KLM

Mon, Feb 8 - Wed, Feb 17

7:40 pm - 3:40 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 00m2 stops Reykjavik Keflavik Intl Dublin

8:35 am - 7:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

15h 45m1 stop Dublin

$1,025Multiple Airlines

Thu, Dec 10 - Mon, Dec 14

5:15 pm - 1:55 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 40m1 stop Dublin

5:30 pm - 4:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

27h 50m2 stops Alicante Madrid Barajas

$1,037Multiple Airlines

Sat, Feb 6 - Thu, Feb 18

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

Our best Virgin Atlantic deals on Washington, D.C. Dulles Intl Airport to Wales flight tickets

Virgin Atlantic

Nov 7

IAD12:30 pmWashington, D.C. Dulles Intl

16h 20m

2 stops

CWL9:50 amCardiff Wales

Nov 14

CWL10:20 amCardiff Wales

19h 21m

2 stops

IAD12:41 amWashington, D.C. Dulles Intl

$1,115

Virgin Atlantic

Dec 10

IAD5:45 pmWashington, D.C. Dulles Intl

11h 05m

1 stop

CWL9:50 amCardiff Wales

Dec 12

CWL10:20 amCardiff Wales

27h 56m

2 stops

IAD9:16 amWashington, D.C. Dulles Intl

$1,567

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

Our best KLM deals on Washington, D.C. Dulles Intl Airport to Wales flight tickets

KLM

Feb 7

IAD5:45 pmWashington, D.C. Dulles Intl

11h 05m

1 stop

CWL9:50 amCardiff Wales

Feb 17

CWL5:30 pmCardiff Wales

27h 15m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$1,009

KLM

Feb 7

IAD1:00 pmWashington, D.C. Dulles Intl

15h 50m

2 stops

CWL9:50 amCardiff Wales

Feb 17

CWL5:30 pmCardiff Wales

27h 15m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$1,013

KLM

Feb 8

IAD6:15 pmWashington, D.C. Dulles Intl

17h 45m

1 stop

CWL5:00 pmCardiff Wales

Feb 18

CWL10:20 amCardiff Wales

17h 42m

2 stops

IAD11:02 pmWashington, D.C. Dulles Intl

$1,018

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 11/8

5:15 pm-8:10 am

1 stop9h 55m

Cardiff Wales

Sun 11/15

9:05 am-4:20 pm

2 stops36h 15m

$909

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 2/7

5:15 pm-8:10 am

1 stop9h 55m

Cardiff Wales

Thu 2/18

5:30 pm-4:20 pm

2 stops27h 50m

$959

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 12/10

8:50 pm-7:50 am

1 stop30h 00m

Cardiff Wales

Mon 12/14

8:35 am-3:45 pm

1 stop12h 10m

$966

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 2/7

5:15 pm-8:10 am

1 stop9h 55m

Cardiff Wales

Thu 2/18

8:45 pm-3:45 pm

1 stop24h 00m

$979

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 2/7

5:45 pm-9:50 am

1 stop11h 05m

Cardiff Wales

Wed 2/17

5:30 pm-3:45 pm

1 stop27h 15m

$1,009

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 2/7

1:00 pm-9:50 am

2 stops15h 50m

Cardiff Wales

Wed 2/17

5:30 pm-3:45 pm

1 stop27h 15m

$1,013

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 2/8

6:15 pm-5:00 pm

1 stop17h 45m

Cardiff Wales

Thu 2/18

10:20 am-11:02 pm

2 stops17h 42m

$1,018

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Mon 2/8

7:50 pm-5:00 pm

2 stops16h 10m

Cardiff Wales

Wed 2/17

10:20 am-11:02 pm

2 stops17h 42m

$1,023

Quickest round-trip

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 12/10

7:40 pm-3:40 pm

2 stops15h 00m

Cardiff Wales

Mon 12/14

8:35 am-7:20 pm

1 stop15h 45m

$1,025

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 2/6

5:15 pm-1:55 pm

1 stop15h 40m

Cardiff Wales

Thu 2/18

5:30 pm-4:20 pm

2 stops27h 50m

$1,037

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Wales

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Wales?

KLM is the most popular carrier operating from Washington, D.C. Dulles Intl to Wales

Cheap Washington, D.C. Dulles Intl Airport to Wales flight deals and tips

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

Best Price Found	$309
Fastest flight time	9h 40m
Direct flights	None

The best one-way flight to Wales from Washington, D.C. Dulles Intl Airport in the past 72 hours is $309. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Wales found on momondo in the last 72 hours is $909.

The fastest flight from Washington, D.C. Dulles Intl Airport to Wales takes 9h 40m

There are no direct flights from Washington, D.C. Dulles Intl Airport to Wales. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Wales.

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Wales?
Prices for flights from Washington, D.C. Dulles Intl Airport to Wales are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Wales?
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 Washington, D.C. Dulles Intl Airport to Wales.
What documentation or ID do you need to fly to Wales?
The required travel and health documents for your Wales 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 Wales. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Wales for you.

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

Yes. momondo enables you to select and highlight flights to Wales from Washington, D.C. with this policy.

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

momondo helps you find the best flight between Washington, D.C. and Wales by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Wales right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Wales 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.