How does KAYAK find such low prices on flights from District of Columbia to Cardiff?

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 District of Columbia to Cardiff.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Cardiff?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff from District of Columbia 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 District of Columbia to Cardiff?

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 to Cardiff with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Cardiff?

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 to Cardiff from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from District of Columbia to Cardiff

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Flight Deals

Cheap Flights from District of Columbia to Cardiff

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from District of Columbia to Cardiff

Fri, Dec 4 - Sat, Dec 12

5:15 pm - 7:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 35m1 stop Dublin

10:50 am - 7:05 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

37h 15m2 stops Granadilla Tenerife-Sur Casablanca Mohamed V

$1,147Multiple Airlines

Fri, Dec 4 - Sat, Dec 12

5:15 pm - 7:50 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

9h 35m1 stop Dublin

8:15 am - 7:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

16h 05m1 stop Dublin

$1,389Multiple Airlines

Sun, Dec 20 - Sun, Dec 27

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

9h 55m1 stop Dublin

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

35h 40m2 stops Alicante Dublin

$1,405Multiple Airlines

Tue, Dec 22 - Tue, Dec 29

5:15 pm - 9:15 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

23h 00m1 stop Dublin

10:05 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

22h 40m1 stop Dublin

$1,432Multiple Airlines

Wed, Dec 23 - Wed, Dec 30

9:55 am - 1:00 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

22h 05m2 stops Toronto Pearson Intl Dublin

9:40 pm - 3:55 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

23h 15m2 stops Dublin Frankfurt am Main

$1,447Multiple Airlines

Fri, Dec 4 - Sat, Dec 12

7:40 pm - 8:30 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

31h 50m3 stops Reykjavik Keflavik Intl Manchester Belfast City

6:15 am - 10:07 amCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

32h 52m3 stops Alicante Madrid Barajas Miami

$1,520Multiple Airlines

Fri, Dec 4 - Sat, Dec 12

7:40 pm - 8:30 amIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

31h 50m3 stops Reykjavik Keflavik Intl Manchester Belfast City

8:15 am - 7:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

16h 05m1 stop Dublin

$1,522Multiple Airlines

Sun, Dec 20 - Sun, Dec 27

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

9h 55m1 stop Dublin

2:25 pm - 7:20 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

33h 55m1 stop Dublin

$1,533Multiple Airlines

Wed, Dec 23 - Wed, Dec 30

8:50 pm - 1:00 pmIAD Washington, D.C. Dulles Intl-CWL Cardiff Wales

11h 10m1 stop Dublin

9:40 pm - 3:45 pmCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

23h 05m1 stop Dublin

$1,597Multiple Airlines

Sun, Dec 20 - Sun, Dec 27

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

9h 55m1 stop Dublin

8:30 am - 11:45 amCWL Cardiff Wales-IAD Washington, D.C. Dulles Intl

32h 15m3 stops Turin Citta Di Torino Rome Fiumicino Istanbul

$1,618Multiple Airlines

Useful Info

Cheapest flight	$325

Flight from Washington Dulles Airport to Cardiff

How does KAYAK find such low prices on flights from District of Columbia to Cardiff?
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 District of Columbia to Cardiff.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Cardiff?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff from District of Columbia 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 District of Columbia to Cardiff?
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 to Cardiff with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Cardiff?
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 to Cardiff from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.