$405 Find Cheap Flights from Cardiff to District of Columbia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Cardiff to District of Columbia departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Cardiff to District of Columbia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Cardiff to District of Columbia, as well as popular online travel agencies
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Book Cheap Cardiff to District of Columbia Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Cardiff to District of Columbia 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.

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

Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
4:55 pm - 7:00 pm
CWL
-
IAD
31h 05m
2 stops
Multiple Airlines Logo
5:15 pm - 10:20 pm
IAD
-
CWL
24h 05m
1 stop
$1,009Multiple Airlines
Thu, Apr 30 - Thu, May 7
KLM Logo
9:45 am - 3:35 pm
CWL
-
IAD
10h 50m
1 stop
KLM Logo
5:40 pm - 9:15 am
IAD
-
CWL
10h 35m
1 stop
$1,047KLM
Mon, Apr 13 - Mon, Apr 20
Delta Logo
9:45 am - 3:35 pm
CWL
-
IAD
10h 50m
1 stop
Delta Logo
6:10 pm - 9:15 am
IAD
-
CWL
10h 05m
1 stop
$1,072Delta
Thu, Apr 30 - Thu, May 7
Delta Logo
9:45 am - 10:41 pm
CWL
-
DCA
17h 56m
2 stops
Delta Logo
11:00 am - 9:15 am
DCA
-
CWL
17h 15m
2 stops
$1,076Delta
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
9:45 am - 9:05 pm
CWL
-
IAD
16h 20m
2 stops
Multiple Airlines Logo
1:32 pm - 9:15 am
IAD
-
CWL
14h 43m
2 stops
$1,076Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Delta Logo
9:45 am - 11:03 pm
CWL
-
IAD
18h 18m
2 stops
Delta Logo
12:45 pm - 9:15 am
IAD
-
CWL
15h 30m
2 stops
$1,077Delta
Mon, Apr 13 - Mon, Apr 20
Delta Logo
9:45 am - 10:50 pm
CWL
-
DCA
18h 05m
2 stops
Delta Logo
11:00 am - 9:15 am
DCA
-
CWL
17h 15m
2 stops
$1,077Delta
Sun, May 3 - Sun, May 10
KLM Logo
5:15 pm - 3:35 pm
CWL
-
IAD
27h 20m
1 stop
KLM Logo
5:40 pm - 4:45 pm
IAD
-
CWL
18h 05m
1 stop
$1,106KLM
Sun, May 3 - Sun, May 10
Virgin Atlantic Logo
9:50 am - 11:03 pm
CWL
-
IAD
42h 13m
2 stops
Virgin Atlantic Logo
5:21 pm - 4:45 pm
IAD
-
CWL
18h 24m
2 stops
$1,112Virgin Atlantic
Sun, May 3 - Sun, May 10
Virgin Atlantic Logo
9:50 am - 5:30 pm
CWL
-
DCA
36h 40m
2 stops
Virgin Atlantic Logo
8:30 am - 9:15 am
DCA
-
CWL
19h 45m
2 stops
$1,135Virgin Atlantic
Booking Insights

KAYAK's insights & trends for Cardiff to District of Columbia flights

Get data-powered insights and trends into flights from Cardiff to District of Columbia to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Cardiff to District of Columbia?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Cardiff to District of Columbia were found on Delta ($1,072) and KLM ($1,106).

Find deals

Good to know

Cheapest flight$405
Flight from Cardiff to Washington, D.C.

FAQs - booking District of Columbia flights

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

    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 Cardiff to District of Columbia.

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

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

    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 Cardiff to District of Columbia 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 Cardiff to District of Columbia?

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

Everything you need to know for your flight from Cardiff to District of Columbia

Information on your arrival and departure airports

Cardiff (CWL)