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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$778 CHEAP FLIGHTS from District of Columbia to Cardiff

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Flight Deals

Cheap Flights from District of Columbia to Cardiff

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Cardiff that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

One-way

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

Wed, Nov 12 - Sun, Nov 16

6:05 pm - 9:50 amIAD-CWL

10h 45m1 stop

10:20 am - 5:04 pmCWL-IAD

35h 44m2 stops

$778Delta

Find Deal

Wed, Dec 3 - Sun, Dec 7

1:15 pm - 9:50 amDCA-CWL

15h 35m2 stops

10:20 am - 10:52 pmCWL-DCA

17h 32m2 stops

$783Delta

Find Deal

Wed, Nov 12 - Sun, Nov 16

7:01 am - 9:50 amIAD-CWL

21h 49m2 stops

10:20 am - 7:08 pmCWL-IAD

37h 48m2 stops

$783Delta

Find Deal

Thu, Oct 23 - Mon, Nov 3

5:25 pm - 4:45 pmIAD-CWL

18h 20m1 stop

5:15 pm - 4:05 pmCWL-IAD

27h 50m1 stop

$826Multiple Airlines

Find Deal

Mon, Oct 13 - Wed, Oct 22

12:09 pm - 9:15 amIAD-CWL

16h 06m2 stops

9:50 am - 3:35 pmCWL-IAD

10h 45m1 stop

$830Delta

Find Deal

Wed, Oct 1 - Sat, Oct 11

2:50 pm - 9:15 amDCA-CWL

13h 25m2 stops

9:45 am - 9:43 pmCWL-DCA

16h 58m2 stops

$833KLM

Find Deal

Thu, Oct 23 - Sun, Nov 2

2:59 pm - 9:15 amDCA-CWL

13h 16m2 stops

10:20 am - 11:02 pmCWL-DCA

17h 42m2 stops

$840KLM

Find Deal

Sat, Nov 1 - Sat, Nov 8

7:05 pm - 9:50 amIAD-CWL

10h 45m1 stop

5:25 pm - 4:05 pmCWL-IAD

27h 40m1 stop

$905Virgin Atlantic

Find Deal

Fri, Oct 31 - Fri, Nov 7

11:30 pm - 7:40 pmIAD-CWL

16h 10m2 stops

10:25 pm - 3:15 pmCWL-IAD

21h 50m2 stops

$908Multiple Airlines

Find Deal

Fri, Oct 24 - Sun, Nov 2

9:20 pm - 5:05 pmIAD-CWL

14h 45m2 stops

10:20 am - 7:15 pmCWL-IAD

13h 55m2 stops

$1,070Air France

Find Deal

Cheapest round-trip

$778

Delta

Wed 11/12Sun 11/16

IAD - CWL • 1 stop

Cheapest one-way

Multiple Airlines

Thu 9/18

LAX - CWL • multi-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Cardiff!

Useful Info

Cheapest flight	$778

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.

Barry

Everything you need to know for your flight to Cardiff

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

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Return flight deals

Information on the airport you'll fly into in Cardiff

Cardiff (CWL)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

CWL

$778 Find Cheap Flights from District of Columbia to Cardiff

KAYAK searches hundreds of travel sites at once for deals on flights to Cardiff

Cheap Flights from District of Columbia to Cardiff

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

Recent one-way flight deals from District of Columbia to Cardiff

Everything you should know

Good to know

FAQs for booking flights from District of Columbia 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.

Traveling to a place near Cardiff?

Everything you need to know for your flight to Cardiff

Information on the airport you'll fly into in Cardiff

Cabin class types available on flights to District of Columbia

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

Find direct flights for Cardiff

Flights to other popular destinations

Flights from domestic origins to Cardiff

Choose which airport to fly into in Cardiff

Find deals for your return flight