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

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Washington, D.C. (WAS) to Cardiff (CWL)

All the information you need to plan the best WAS to CWL flight in 2022: compare Washington, D.C. to Cardiff flight prices with the expected peak season, weather and rainfall in Cardiff.
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.

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 33% on your trip compared to booking a flight at noon.

Cheap flights from Washington, D.C. to Cardiff in July, August 2022

The best prices found for WAS to CWL flights for July, August
2 Aug - 28 Aug
$1,069pp
IAD
Washington, D.C. Dulles Intl
KLM
 
1 STOP
CWL
Cardiff Wales
CWL
Cardiff Wales
KLM
 
1 STOP
IAD
Washington, D.C. Dulles Intl
2 Aug - 28 Aug
$1,084pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
 
1 STOP
CWL
Cardiff Wales
CWL
Cardiff Wales
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
3 Aug - 28 Aug
$1,137pp
IAD
Washington, D.C. Dulles Intl
British Airways
   
2 STOPS
CWL
Cardiff Wales
CWL
Cardiff Wales
British Airways
   
2 STOPS
IAD
Washington, D.C. Dulles Intl

Washington, D.C. to Cardiff 2022 flight deals

Cheap flights to Cardiff from Washington, D.C. found for this year
16 Nov - 21 Nov
$679pp
IAD
Washington, D.C. Dulles Intl
Delta
 
1 STOP
CWL
Cardiff Wales
CWL
Cardiff Wales
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl
12 Sep - 19 Sep
$681pp
IAD
Washington, D.C. Dulles Intl
KLM
 
1 STOP
CWL
Cardiff Wales
CWL
Cardiff Wales
KLM
 
1 STOP
IAD
Washington, D.C. Dulles Intl
16 Nov - 21 Nov
$684pp
IAD
Washington, D.C. Dulles Intl
Delta
   
2 STOPS
CWL
Cardiff Wales
CWL
Cardiff Wales
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl

Last minute flights from Washington, D.C. to Cardiff

Late deals on round-trip flights to Cardiff from Washington, D.C., departing today and this week
8 Jul - 15 Jul
$1,458pp
BWI
Baltimore/Washington
Multiple Airlines
     
3 STOPS
CWL
Cardiff Wales
CWL
Cardiff Wales
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
8 Jul - 15 Jul
$1,689pp
BWI
Baltimore/Washington
Multiple Airlines
     
3 STOPS
CWL
Cardiff Wales
CWL
Cardiff Wales
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
8 Jul - 15 Jul
$1,798pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
     
3 STOPS
CWL
Cardiff Wales
CWL
Cardiff Wales
Multiple Airlines
     
3 STOPS
IAD
Washington, D.C. Dulles Intl

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

The cheapest one-way flights from Washington, D.C. to Cardiff
2:45 pm - 5:45 am
Delta
1 Stop
11h 00m
IAD - CWL
Delta
$574
Delta
1:25 pm - 6:25 am
Delta
1 Stop
12h 00m
IAD - CWL
Delta
$799
Delta
1:25 pm - 6:25 am
Delta
1 Stop
12h 00m
IAD - CWL
Delta
$914
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Washington, D.C.</span> to <span class="emphasized">Cardiff</span> flights.

Flight FAQs

From Washington, D.C. to Cardiff

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 $679, but on average you can expect to pay $712.

Are there last-minute flights available from Washington, D.C. to Cardiff for under $1,500?

There are currently 20+ open flights from Washington, D.C. to Cardiff within the next 7 days for less than $1,500.

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, Washington, D.C. Reagan-National - Cardiff Wales and Baltimore/Washington - Cardiff Wales.

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

Looking at all options, your cheapest flight can be booked for $826. While the most popular route (Washington, D.C. Dulles Intl - Cardiff Wales) can be booked for $679 on average our data indicates $1,650 when flying from Washington, D.C. to Cardiff.

COVID Restrictions

View COVID Travel Restrictions for Cardiff, Wales

Do I need a COVID test to fly to Cardiff from Washington, D.C.?

Information is based on travel restrictions from Washington, D.C. to Cardiff Wales

Most visitors from Washington, D.C. can enter Cardiff Wales without restrictions.

COVID-19 testing requirements
Visitors from Washington, D.C. are not required to present a negative COVID-19 PCR test or antigen result upon entering Cardiff Wales.

Quarantine requirements
Visitors from Washington, D.C. are not required to quarantine after entering Cardiff Wales.

Do I need a test to fly back to Washington, D.C. from Cardiff?

Returning to Washington, D.C. from Cardiff Wales

COVID-19 testing requirements
Visitors from Cardiff Wales are not required to present a negative COVID-19 PCR test or antigen result upon entering Washington, D.C..

Quarantine requirements
Visitors from Cardiff Wales are not required to quarantine after entering Washington, D.C..

Hide COVID Travel Restrictions for Cardiff, Wales

Destination information for Cardiff

Things to know before you go - useful duration and weather info for your trip from Washington, D.C. to Cardiff.
Today's exchange rate
$1 = £0.83
Average temperature for July in Cardiff
68.0 °F
Avg rainfall for July in Cardiff
1.5 ″

Airports servicing Washington, D.C.

Reagan-National (DCA)

Airports servicing Cardiff

Home Europe United Kingdom Wales Cardiff Cheap flights from Washington, D.C. to Cardiff