Cheap flights from Washington, D.C. (WAS) to Cardiff (CWL)

WAS — CWL
Feb 8 — Feb 151

What is the cheapest day to fly round-trip from Washington, D.C. to Cardiff?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Cardiff. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Washington, D.C. to Cardiff?

April can be a great time to fly to Cardiff from Washington, D.C. with a flight ticket averaging about $973. Cheapflights users have found deals in the month of April for as cheap as $704. The most expensive prices can be found in the month of February.

When is the cheapest time to fly from Washington, D.C. to Cardiff (WAS - CWL)?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Cardiff in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

Cheap flights from Washington, D.C. to Cardiff in February, March 2023

The best prices found for WAS to CWL flights for February, March
Mar 2 - Mar 9
DCA

Washington, D.C. Reagan-National

CWL

Cardiff Wales

2 stops

23h 50m
CWL

Cardiff Wales

DCA

Washington, D.C. Reagan-National

2 stops

16h 18m
$621

Delta

Pick Dates

Deal found 1/31

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

2 stops

15h 44m
$622

KLM

Pick Dates

Deal found 1/31

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

1 stop

27h 40m
$662

KLM

Pick Dates

Deal found 1/31

Washington, D.C. to Cardiff 2023 flight deals

Cheap flights to Cardiff from Washington, D.C. found for this year
Mar 2 - Mar 9
DCA

Washington, D.C. Reagan-National

CWL

Cardiff Wales

2 stops

23h 50m
CWL

Cardiff Wales

DCA

Washington, D.C. Reagan-National

2 stops

16h 18m
$621

Delta

Pick Dates

Deal found 1/31

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

2 stops

15h 44m
$622

KLM

Pick Dates

Deal found 1/31

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

1 stop

27h 40m
$662

KLM

Pick Dates

Deal found 1/31

Cheap Delta flights from Washington, D.C. to Cardiff

Mar 2 - Mar 9
DCA

Washington, D.C. Reagan-National

CWL

Cardiff Wales

2 stops

23h 50m
CWL

Cardiff Wales

DCA

Washington, D.C. Reagan-National

2 stops

16h 18m
$621

Delta

Pick Dates

Deal found 1/31

May 15 - May 22
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

1 stop

10h 50m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

2 stops

16h 56m
$675

Delta

Pick Dates

Deal found 1/31

May 15 - May 22
DCA

Washington, D.C. Reagan-National

CWL

Cardiff Wales

2 stops

14h 15m
CWL

Cardiff Wales

DCA

Washington, D.C. Reagan-National

2 stops

18h 08m
$679

Delta

Pick Dates

Deal found 1/31

Cheap KLM flights from Washington, D.C. to Cardiff

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

2 stops

15h 44m
$622

KLM

Pick Dates

Deal found 1/31

Mar 2 - Mar 9
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

15h 55m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

1 stop

27h 40m
$662

KLM

Pick Dates

Deal found 1/31

May 15 - May 22
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

1 stop

18h 20m
CWL

Cardiff Wales

IAD

Washington, D.C. Dulles Intl

1 stop

27h 20m
$666

KLM

Pick Dates

Deal found 1/31

One-way flights to Cardiff from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to Cardiff
May 16
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

3 stops

22h 35m
$308

Multiple Airlines

Pick Dates

Deal found 2/3

May 16
BWI

Baltimore/Washington

CWL

Cardiff Wales

3 stops

22h 30m
$325

Multiple Airlines

Pick Dates

Deal found 2/3

May 16
IAD

Washington, D.C. Dulles Intl

CWL

Cardiff Wales

2 stops

22h 35m
$382

Multiple Airlines

Pick Dates

Deal found 2/3

Reviews of Airlines Servicing Cardiff

Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

Delta
7.9
Good
2,062 reviews
Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

Air France
7.7
Good
118 reviews
Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

KLM
7.5
Good
118 reviews
Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

Aer Lingus
6.6
Okay
241 reviews
Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

British Airways
6.6
Okay
360 reviews
Delta
7.9
Good
2,062 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

Reviews

1 / 10

Good flight. Only a few minutes late on takeoff. No problems on the flight. Arrived in Atlanta close to on time.

Related info for your journey

Useful info, stats and facts about Washington, D.C. to Cardiff flights.

What airport do you fly into for flights to Cardiff from Washington, D.C.?

Located just 9.1 mi from the city center, Cardiff Wales is the airport most travelers will use when flying to Cardiff from Washington, D.C.. Booking flights from Washington, D.C. to Cardiff Wales (CWL) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 2 different airlines.

Which airlines flying from Washington, D.C. to Cardiff Wales have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington, D.C. to Cardiff Wales have new flexible policies in place due to COVID-19. KLM, Delta, and Air France are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like KLM with this kind of flexibility.

Can I find flights from Washington, D.C. to Cardiff for under $700 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. to Cardiff for under $700. The cheapest flight booked recently is on Delta for just $621, but on average you can expect to pay $691.

What are the cheapest airlines flying from Washington, D.C. to Cardiff round-trip?

Cheapflights users have booked flights from Washington, D.C. to Cardiff round-trip from $621. Other airlines that can offer you cheap pricing are KLM, from $622, and Air France, from $739. You may be able to fly from Washington, D.C. to Cardiff for 36% less than the average price by searching for these airlines.

What are the most popular routes from Washington, D.C. to Cardiff?

The most popular flight routes from Washington, D.C. to Cardiff are Washington, D.C. Dulles Intl - Cardiff Wales, Baltimore/Washington - Cardiff Wales and Washington, D.C. Reagan-National - Cardiff Wales.

What are the cheapest flights from Washington, D.C. to Cardiff?

Looking at all options, your cheapest flight can be booked for $2,474. While the most popular route (Washington, D.C. Dulles Intl - Cardiff Wales) can be booked for $622 on average our data indicates $2,474 when flying from Washington, D.C. to Cardiff.

Top 2 airlines flying from Washington, D.C. to Cardiff

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to Cardiff choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
KLMCheapest$641Average$834FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
DeltaCheapest$652Average$887FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
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