How does KAYAK find such low prices on flights from Washington, D.C. to Wales?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Wales.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Wales?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington, D.C. to Wales is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington, D.C. to Wales?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington, D.C. to Wales with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Wales?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington, D.C. to Wales up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Washington, D.C. to Wales

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Flight Deals

Book Cheap Washington, D.C. to Wales Plane Tickets

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Washington, D.C. to Wales

Sun, Nov 29 - Mon, Dec 14

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

8:35 am - 2:40 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

35h 05m2 stops Dublin Lisbon Humberto Delgado

$1,057Multiple Airlines

Sun, Dec 13 - Sun, Dec 20

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

9:05 am - 7:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

39h 15m2 stops Alicante Dublin

$1,061Multiple Airlines

Sun, Dec 13 - Sun, Dec 20

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

2:25 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

30h 20m1 stop Dublin

$1,072Multiple Airlines

Fri, Mar 19 - Sat, Mar 27

6:15 pm - 7:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 35m1 stop Dublin

11:50 pm - 3:10 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

19h 20m2 stops Dublin Lisbon Humberto Delgado

$1,090Multiple Airlines

Sun, Nov 29 - Mon, Dec 14

5:15 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 55m1 stop Dublin

8:35 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

12h 10m1 stop Dublin

$1,092Multiple Airlines

Fri, Mar 19 - Sat, Mar 27

6:15 pm - 7:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 35m1 stop Dublin

11:50 pm - 7:15 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

23h 25m1 stop Dublin

$1,096Multiple Airlines

Sat, Dec 12 - Sat, Dec 19

8:50 pm - 1:55 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

12h 05m1 stop Dublin

7:55 am - 7:05 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

40h 10m2 stops Alicante Casablanca Mohamed V

$1,117Multiple Airlines

Sat, Dec 12 - Sat, Dec 19

8:50 pm - 8:10 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

30h 20m1 stop Dublin

8:15 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

12h 30m1 stop Dublin

$1,216Multiple Airlines

Sun, Dec 13 - Sun, Dec 20

7:40 pm - 11:45 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

35h 05m3 stops Reykjavik Keflavik Intl Manchester Belfast City

9:05 am - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

35h 40m2 stops Alicante Dublin

$1,229Multiple Airlines

Thu, Nov 19 - Fri, Nov 27

8:50 pm - 3:40 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

13h 50m1 stop Dublin

4:05 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

28h 40m1 stop Dublin

$1,241Multiple Airlines

Booking Insights

KAYAK's insights & trends for Washington, D.C. to Wales flights

Get data-powered insights and trends into flights from Washington, D.C. to Wales to help you find the cheapest flights, the best time to fly and much more.

How long does a flight from Washington, D.C. to Wales take?

The duration of a flight to Wales depends on your arrival airport. The shortest route to Wales from Washington, D.C. is to Cardiff, which takes 13h 03m.

Find deals

Cheapest flight	$424

Flight from Washington Dulles Airport to Cardiff

How does KAYAK find such low prices on flights from Washington, D.C. to Wales?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Wales.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Wales?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington, D.C. to Wales is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington, D.C. to Wales?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington, D.C. to Wales with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Wales?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington, D.C. to Wales up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

More options for your flight from Washington, D.C. to Wales

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$424 Find Cheap Flights from Washington, D.C. to Wales - Compare and Save

Book Cheap Washington, D.C. to Wales Plane Tickets

Recent round-trip flight deals from Washington, D.C. to Wales

Recent one-way flight deals from Washington, D.C. to Wales

KAYAK's insights & trends for Washington, D.C. to Wales flights

How long does a flight from Washington, D.C. to Wales take?

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Cheapest flight

FAQs - booking Wales flights

More options for your flight from Washington, D.C. to Wales

Complete your trip to Wales with a hotel stay or car rental

Cabin class types available on flights to Wales

Flights from other airports in Washington, D.C. to Wales

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Flights from Washington, D.C. to popular cities in Wales

Flights from Washington, D.C. to other regions in the United Kingdom

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