When did momondo last update prices for flights from District of Columbia to Cardiff Wales Airport?

Prices for flights from District of Columbia to Cardiff Wales Airport were last updated today.

How old do you have to be to fly from District of Columbia to Cardiff Wales Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from District of Columbia to Cardiff Wales Airport.

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

The travel and health documents you'll need for your trip to Cardiff Wales Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cardiff Wales Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$336 Cheap Flights from District of Columbia to Cardiff in 2026

Find the cheapest flights from District of Columbia to Cardiff

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:20 pm - 10:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

19h 00m2 stops Munich Franz Josef Strauss Dublin

10:50 pm - 3:25 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

21h 35m2 stops Dublin Toronto Pearson Intl

$885Multiple Airlines

Thu, Sep 24 - Thu, Oct 1

5:15 pm - 10:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

24h 05m1 stop Dublin

8:50 pm - 7:25 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

27h 35m2 stops Faro Dublin

$965Multiple Airlines

Thu, Sep 24 - Thu, Oct 1

5:15 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

23h 30m1 stop Dublin

2:45 pm - 7:00 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

33h 15m2 stops Malaga Casablanca Mohamed V

$1,036Multiple Airlines

Sun, Sep 6 - Sun, Sep 13

8:30 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

21h 55m2 stops Reykjavik Keflavik Intl Dublin

7:30 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

13h 15m1 stop Dublin

$1,048Multiple Airlines

Tue, Sep 22 - Sat, Sep 26

8:30 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

19h 50m3 stops Reykjavik Keflavik Intl Manchester Dublin

12:30 pm - 7:25 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

35h 55m2 stops Alicante Dublin

$1,052Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

8:40 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

19h 40m1 stop Dublin

7:30 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

13h 15m1 stop Dublin

$1,086Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

9:55 am - 9:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

30h 25m2 stops Toronto Pearson Intl Dublin

7:30 am - 7:10 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

16h 40m1 stop Dublin

$1,090Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

5:15 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

23h 30m1 stop Dublin

9:45 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

23h 00m1 stop Dublin

$1,093Multiple Airlines

Sun, Sep 6 - Sun, Sep 13

6:00 am - 9:20 pmDCA Washington, D.C. Reagan-National-CWL Cardiff Wales

34h 20m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin

7:30 am - 10:34 pmCWL Cardiff Wales-DCA Washington, D.C. Reagan-National

20h 04m2 stops Dublin Toronto Pearson Intl

$1,098Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

9:45 am - 9:20 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

30h 35m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin

7:30 am - 7:10 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

16h 40m1 stop Dublin

$1,102Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

Cheap last minute flights

Enter your travel dates to find the best prices.

12:00 pm - 9:15 amDCA Washington, D.C. Reagan-National-CWL Cardiff Wales

16h 15m2 stops Minneapolis St Paul Amsterdam Schiphol

9:45 am - 8:33 pmCWL Cardiff Wales-DCA Washington, D.C. Reagan-National

15h 48m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,370Delta

Fri, Aug 14 - Mon, Aug 17

5:40 pm - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

10h 35m1 stop Amsterdam Schiphol

9:45 am - 3:35 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Amsterdam Schiphol

$1,437Multiple Airlines

Fri, Aug 14 - Mon, Aug 17

11:44 am - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

16h 31m2 stops Minneapolis St Paul Amsterdam Schiphol

9:45 am - 3:35 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Amsterdam Schiphol

$1,492Delta

Fri, Aug 14 - Mon, Aug 17

12:29 pm - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 46m2 stops New York John F Kennedy Intl Amsterdam Schiphol

9:45 am - 8:55 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

16h 10m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,501Delta

Fri, Aug 14 - Mon, Aug 17

5:40 pm - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

10h 35m1 stop Amsterdam Schiphol

9:45 am - 3:35 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Amsterdam Schiphol

$1,551Multiple Airlines

Sat, Aug 15 - Mon, Aug 17

11:00 am - 9:15 amDCA Washington, D.C. Reagan-National-CWL Cardiff Wales

17h 15m2 stops New York John F Kennedy Intl Amsterdam Schiphol

9:45 am - 10:00 pmCWL Cardiff Wales-DCA Washington, D.C. Reagan-National

17h 15m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,551Delta

Sat, Aug 15 - Mon, Aug 17

12:29 pm - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 46m2 stops New York John F Kennedy Intl Amsterdam Schiphol

9:45 am - 3:35 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Amsterdam Schiphol

$1,556KLM

Sat, Aug 15 - Mon, Aug 17

11:00 am - 10:15 amDCA Washington, D.C. Reagan-National-CWL Cardiff Wales

18h 15m1 stop Toronto Pearson Intl

11:35 am - 10:18 amCWL Cardiff Wales-DCA Washington, D.C. Reagan-National

27h 43m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,567Multiple Airlines

Fri, Aug 14 - Mon, Aug 17

12:29 pm - 9:15 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

15h 46m2 stops New York John F Kennedy Intl Amsterdam Schiphol

9:45 am - 11:26 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

18h 41m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,615Delta

Sat, Aug 15 - Mon, Aug 17

12:40 pm - 10:15 amDCA Washington, D.C. Reagan-National-CWL Cardiff Wales

16h 35m2 stops Ottawa Toronto Pearson Intl

10:10 pm - 12:00 pmCWL Cardiff Wales-DCA Washington, D.C. Reagan-National

42h 50m3 stops Dublin Toronto Pearson Intl Ottawa

$1,726Multiple Airlines

Fri, Aug 14 - Mon, Aug 17

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KLM flights from District of Columbia to Cardiff

Our best KLM deals on District of Columbia to Cardiff flight tickets

KLM

Nov 9

IAD6:15 pmWashington, D.C. Dulles Intl

10h 35m

1 stop

CWL9:50 amCardiff Wales

Nov 13

CWL10:20 amCardiff Wales

18h 01m

2 stops

IAD11:21 pmWashington, D.C. Dulles Intl

$1,125

KLM

Nov 9

IAD12:35 pmWashington, D.C. Dulles Intl

16h 15m

2 stops

CWL9:50 amCardiff Wales

Nov 13

CWL10:20 amCardiff Wales

18h 01m

2 stops

IAD11:21 pmWashington, D.C. Dulles Intl

$1,129

KLM

Dec 3

IAD12:35 pmWashington, D.C. Dulles Intl

16h 15m

2 stops

CWL9:50 amCardiff Wales

Dec 7

CWL5:30 pmCardiff Wales

27h 15m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$1,169

Delta flights from District of Columbia to Cardiff

Our best Delta deals on District of Columbia to Cardiff flight tickets

Delta

Nov 9

DCA11:05 amWashington, D.C. Reagan-National

17h 45m

2 stops

CWL9:50 amCardiff Wales

Nov 13

CWL10:20 amCardiff Wales

18h 08m

2 stops

DCA11:28 pmWashington, D.C. Reagan-National

$1,129

Delta

Sep 24

DCA11:40 amWashington, D.C. Reagan-National

16h 35m

2 stops

CWL9:15 amCardiff Wales

Oct 1

CWL9:45 amCardiff Wales

16h 58m

2 stops

DCA9:43 pmWashington, D.C. Reagan-National

$1,239

Delta

Aug 31

DCA12:00 pmWashington, D.C. Reagan-National

16h 15m

2 stops

CWL9:15 amCardiff Wales

Sep 9

CWL9:45 amCardiff Wales

15h 52m

2 stops

DCA8:37 pmWashington, D.C. Reagan-National

$1,260

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Cardiff 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

Thu 9/24

10:20 pm-10:20 pm

2 stops19h 00m

Cardiff Wales

Thu 10/1

10:50 pm-3:25 pm

2 stops21h 35m

$885

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Thu 9/24

5:15 pm-10:20 pm

1 stop24h 05m

Cardiff Wales

Thu 10/1

8:50 pm-7:25 pm

2 stops27h 35m

$965

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 9/6

5:15 pm-9:45 pm

1 stop23h 30m

Cardiff Wales

Sun 9/13

2:45 pm-7:00 pm

2 stops33h 15m

$1,036

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Tue 9/22

8:30 pm-11:25 pm

2 stops21h 55m

Cardiff Wales

Sat 9/26

7:30 am-3:45 pm

1 stop13h 15m

$1,048

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 9/19

8:30 pm-9:20 pm

3 stops19h 50m

Cardiff Wales

Sat 9/26

12:30 pm-7:25 pm

2 stops35h 55m

$1,052

Quickest round-trip

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 9/19

8:40 pm-9:20 pm

1 stop19h 40m

Cardiff Wales

Sat 9/26

7:30 am-3:45 pm

1 stop13h 15m

$1,086

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 9/19

9:55 am-9:20 pm

2 stops30h 25m

Cardiff Wales

Sat 9/26

7:30 am-7:10 pm

1 stop16h 40m

$1,090

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sun 9/6

5:15 pm-9:45 pm

1 stop23h 30m

Cardiff Wales

Sun 9/13

9:45 pm-3:45 pm

1 stop23h 00m

$1,093

Washington, D.C.Cardiff

DCA Washington, D.C. Reagan-National - CWL Cardiff Wales

DCACWL

Washington, D.C. Reagan-National

Sat 9/19

6:00 am-9:20 pm

3 stops34h 20m

Cardiff Wales

Sat 9/26

7:30 am-10:34 pm

2 stops20h 04m

$1,098

Washington, D.C.Cardiff

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

IADCWL

Washington, D.C. Dulles Intl

Sat 9/19

9:45 am-9:20 pm

3 stops30h 35m

Cardiff Wales

Sat 9/26

7:30 am-7:10 pm

1 stop16h 40m

$1,102

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Cardiff

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 District of Columbia to Cardiff Wales?

Delta is the most popular carrier operating from District of Columbia to Cardiff Wales

Cheap District of Columbia to Cardiff flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Cardiff

Fastest flight time	10h 35m
Direct flights	None

The fastest flight from District of Columbia to Cardiff takes 10h 35m

There are no direct flights from District of Columbia to Cardiff. There are no popular flight routes from District of Columbia to Cardiff.

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Frequently asked questions about flying from District of Columbia to Cardiff

When did momondo last update prices for flights from District of Columbia to Cardiff Wales Airport?
Prices for flights from District of Columbia to Cardiff Wales Airport were last updated today.
How old do you have to be to fly from District of Columbia to Cardiff Wales Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from District of Columbia to Cardiff Wales Airport.
What documentation or ID do you need to fly to Cardiff Wales Airport?
The travel and health documents you'll need for your trip to Cardiff Wales Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cardiff Wales Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Bridgend

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Cardiff?

It is quick and easy to find District of Columbia to Cardiff flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cardiff that suits you.

Can I find flights from District of Columbia to Cardiff with flexible booking policies on momondo?

momondo does allow users to show only those flights to Cardiff from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Cardiff?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Cardiff.

I’m not ready to book a flight from District of Columbia to Cardiff right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Cardiff, momondo offers a useful price alert feature which will track prices for flights to Cardiff from District of Columbia and alert you when they change.

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Cheap flights from District of Columbia to Cardiff from $336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Cardiff departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from District of Columbia to Cardiff

Our best KLM deals on District of Columbia to Cardiff flight tickets

Delta flights from District of Columbia to Cardiff

Our best Delta deals on District of Columbia to Cardiff flight tickets

momondo Fare Finder

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How to get the cheapest flight ticket from District of Columbia to Cardiff

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Frequently asked questions about flying from District of Columbia to Cardiff

Traveling to a place near Cardiff?

Why use momondo?

An easier way to manage your Cardiff trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly your favorite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Cardiff

List of cabin classes available on flights landing in Cardiff. Availability may vary depending on flight origin and airline.

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