Latest deals
Insights
FAQs
Price Alerts

Cheap flights from District of Columbia to Cardiff from $309

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:15 pm - 8:10 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
9h 55m1 stop Dublin
Multiple Airlines Logo
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
Multiple Airlines Logo
5:15 pm - 8:10 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
9h 55m1 stop Dublin
Multiple Airlines Logo
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
Multiple Airlines Logo
8:50 pm - 7:50 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
30h 00m1 stop Dublin
Multiple Airlines Logo
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
Multiple Airlines Logo
5:15 pm - 8:10 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
9h 55m1 stop Dublin
Multiple Airlines Logo
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
KLM Logo
5:45 pm - 9:50 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
11h 05m1 stop Amsterdam Schiphol
KLM Logo
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
KLM Logo
1:00 pm - 9:50 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
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
KLM Logo
6:15 pm - 5:00 pmIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
17h 45m1 stop Amsterdam Schiphol
KLM Logo
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
Delta Logo
1:00 pm - 9:50 amIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
10:20 am - 11:02 pmCWL  Cardiff Wales-IAD Washington, D.C. Dulles Intl
17h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$1,023Delta
Mon, Feb 8 - Thu, Feb 18
Multiple Airlines Logo
7:40 pm - 3:40 pmIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 00m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
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
Multiple Airlines Logo
5:15 pm - 1:55 pmIAD  Washington, D.C. Dulles Intl-CWL Cardiff Wales
15h 40m1 stop Dublin
Multiple Airlines Logo
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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Virgin Atlantic flights from District of Columbia to Cardiff

Our best Virgin Atlantic deals on District of Columbia to Cardiff 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 District of Columbia to Cardiff

Our best KLM deals on District of Columbia to Cardiff 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 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

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

1:00 pm-9:50 am

2 stops15h 50m

Cardiff Wales

Thu 2/18

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
1
2

See travel insights to Cardiff from

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?

KLM 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

Best Price Found

$309

Fastest flight time

9h 55m

Direct flights

None
The best one-way flight to Cardiff from District of Columbia in the past 72 hours is $309. The best round-trip flight deal from District of Columbia to Cardiff found on momondo in the last 72 hours is $909.
The fastest flight from District of Columbia to Cardiff takes 9h 55m
There are no direct flights from District of Columbia to Cardiff. There are no popular flight routes from District of Columbia to Cardiff.
Search flight deals

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.

Traveling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 10/25
Sun 11/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Cabin classes currently available on flights to Cardiff

First Class to Cardiff
Business Class to Cardiff