US$1,610️ Cheap Flights from Cardiff to Washington D.C. (2024)

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Find cheap one-way flights from Cardiff to Washington D.C. starting at US$1,610.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Cardiff to Washington D.C.?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Cardiff to Washington D.C.

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

KLM

From US$566

Vueling Airlines

From US$973

Loganair

From US$980

Virgin Atlantic

From US$1,583

Air France

From US$1,610

British Airways

From US$1,685

Aer Lingus

From US$5,930

ANA airlines

Find more flights and airlines

Find cheap flights from Cardiff to Washington D.C. by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Cardiff to Washington D.C..

Cheapest
CWL
17:15
29h 25m
2 transfer
IAD
17:40
Cardiff Airport - Dulles International Airport
Sun, May 5KLM
US$566
CWL
09:45
16h 26m
3 transfer
DCA
21:11
Cardiff Airport - Ronald Reagan Washington National Airport
Tue, May 14Virgin Atlantic
US$927
CWL
09:45
16h 26m
3 transfer
DCA
21:11
Cardiff Airport - Ronald Reagan Washington National Airport
Tue, May 14Virgin Atlantic
US$927
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Frequently Asked Questions

When are flight tickets from Cardiff (CWL) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Cardiff to Washington D.C. based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Cardiff (CWL) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around $2,703.

How to find a cheap flight from Cardiff to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Cardiff to Washington D.C.. Book your flights at the right time and save more.

Book Early

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Check One-way Fares

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