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Cheap flights from Wales to District of Columbia from £593
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
9 Nov — 16 Nov1
Cheap flight deals from Wales to District of Columbia
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
Cheapest flights from Wales to District of ColumbiaExplore the most affordable flight options available from Wales to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Explore the most affordable flight options available from Wales to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Tue 3/1117:30 -
1 stop27h 25m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£593
Tue 3/1117:30 -
2 stops28h 40m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£604
Tue 3/1110:20 -
2 stops19h 22m
Tue 10/1112:35 -
2 stops16h 15m
Deal found 6/10£608
Mon 23/1117:30 -
1 stop27h 15m
Mon 30/1118:15 -
1 stop10h 30m
Deal found 9/10£641
Thu 5/1117:30 -
1 stop27h 25m
Thu 12/1112:35 -
2 stops16h 15m
Deal found 8/10£659
Thu 5/1110:20 -
2 stops17h 56m
Thu 12/1112:35 -
2 stops16h 15m
Deal found 8/10£663
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1118:15 -
1 stop10h 35m
Deal found 6/10£663
Thu 29/1017:30 -
1 stop27h 25m
Tue 3/1117:45 -
1 stop18h 15m
Deal found 7/10£665
Sat 7/1110:20 -
2 stops17h 56m
Mon 9/1118:15 -
1 stop17h 45m
Deal found 9/10£666
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1111:58 -
2 stops16h 52m
Deal found 6/10£667
Best flights from Wales to District of ColumbiaDiscover carefully curated flight deals from Wales to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Discover carefully curated flight deals from Wales to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Tue 3/1117:30 -
1 stop27h 25m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£593
Tue 3/1117:30 -
2 stops28h 40m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£604
Tue 3/1110:20 -
2 stops19h 22m
Tue 10/1112:35 -
2 stops16h 15m
Deal found 6/10£608
Mon 23/1117:30 -
1 stop27h 15m
Mon 30/1118:15 -
1 stop10h 30m
Deal found 9/10£641
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1118:15 -
1 stop10h 35m
Deal found 6/10£663
Sat 7/1110:20 -
2 stops17h 56m
Mon 9/1119:37 -
2 stops16h 23m
Deal found 9/10£669
Thu 5/1117:30 -
1 stop27h 25m
Thu 12/1112:35 -
2 stops16h 15m
Deal found 8/10£659
Thu 29/1017:30 -
1 stop27h 25m
Tue 3/1117:45 -
1 stop18h 15m
Deal found 7/10£665
Thu 29/1017:30 -
1 stop27h 25m
Tue 3/1112:20 -
2 stops16h 30m
Deal found 7/10£665
Sun 22/1117:30 -
1 stop27h 25m
Sun 29/1117:45 -
1 stop11h 05m
Deal found 8/10£681
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1111:58 -
2 stops16h 52m
Deal found 6/10£667
Last-minute flights from Wales to District of ColumbiaDiscover last-minute flight deals from Wales to District of Columbia. Data last updated 10 October 2026 and is based on user searches.
Discover last-minute flight deals from Wales to District of Columbia. Data last updated 10 October 2026 and is based on user searches.
Thu 29/1017:30 -
1 stop27h 25m
Tue 3/1112:20 -
2 stops16h 30m
Deal found 7/10£665
Tue 3/1117:30 -
1 stop27h 25m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£593
Tue 3/1117:30 -
2 stops28h 40m
Tue 10/1117:45 -
1 stop11h 05m
Deal found 6/10£604
Tue 3/1110:20 -
2 stops19h 22m
Tue 10/1112:35 -
2 stops16h 15m
Deal found 6/10£608
Thu 5/1117:30 -
1 stop27h 25m
Thu 12/1112:35 -
2 stops16h 15m
Deal found 8/10£659
Thu 5/1110:20 -
2 stops17h 56m
Thu 12/1112:35 -
2 stops16h 15m
Deal found 8/10£663
Sat 7/1110:20 -
2 stops17h 56m
Mon 9/1118:15 -
1 stop17h 45m
Deal found 9/10£666
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1118:15 -
1 stop10h 35m
Deal found 6/10£663
Fri 20/1117:30 -
1 stop27h 25m
Fri 27/1111:58 -
2 stops16h 52m
Deal found 6/10£667
Mon 23/1117:30 -
1 stop27h 15m
Mon 30/1118:15 -
1 stop10h 30m
Deal found 9/10£641
Cheapflights Fare Finder
Customise your flight search to find flights from Wales to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 10 October 2026.
Use the filters below to find and compare flights from Wales to District of Columbia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Tue 3/11
17:30-15:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Tue 10/11
17:45-09:50
1 stop11h 05m
£593
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Tue 3/11
17:30-17:10
2 stops28h 40m
Washington, D.C. Dulles Intl
Tue 10/11
17:45-09:50
1 stop11h 05m
£604
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Tue 3/11
10:20-00:42
2 stops19h 22m
Washington, D.C. Dulles Intl
Tue 10/11
12:35-09:50
2 stops16h 15m
£608
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Mon 23/11
17:30-15:45
1 stop27h 15m
Washington, D.C. Dulles Intl
Mon 30/11
18:15-09:45
1 stop10h 30m
£641
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Thu 5/11
17:30-15:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Thu 12/11
12:35-09:50
2 stops16h 15m
£659
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Fri 20/11
17:30-15:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Fri 27/11
18:15-09:50
1 stop10h 35m
£663
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Thu 29/10
17:30-16:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Tue 3/11
17:45-17:00
1 stop18h 15m
£665
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Thu 29/10
17:30-16:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Tue 3/11
12:20-09:50
2 stops16h 30m
£665
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Fri 20/11
17:30-15:55
1 stop27h 25m
Washington, D.C. Dulles Intl
Fri 27/11
11:58-09:50
2 stops16h 52m
£667
Fastest return journey
CardiffWashington, D.C.
CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl
CWLIAD
Cardiff Wales
Sat 7/11
10:20-23:16
2 stops17h 56m
Washington, D.C. Dulles Intl
Mon 9/11
19:37-17:00
2 stops16h 23m
£669
Showing 1-10 of 11 resultsSorted by cheapest first
Best time to book a flight from Wales to District of Columbia
Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Wales with our price prediction graph.
CWL-IAD
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Wales to District of Columbia
GBWLS-USDC
CWL-IAD
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Wales to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Wales to District of Columbia
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Complete your trip
Complete your trip to District of Columbia by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to United States
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Search flights from Wales to District of Columbia by cabin class
Find flights from Wales to District of Columbia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Wales and District of Columbia flights
Browse other Wales and District of Columbia flight options. Last updated on 10 October 2026.
Popular flight searches
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Find a return flight route from District of Columbia
Find the right flight back to Wales after your stay in District of Columbia
Wales to District of Columbia flights
Consider these flights travelling from Wales to District of Columbia.
Fly with Cheapflights
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How does Cheapflights help users find flights from Wales to District of Columbia?
When you search for this flight from Wales to District of Columbia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Wales to District of Columbia?
Cheapflights helps you find that perfect flight to District of Columbia from Wales by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Wales to District of Columbia with no change fees?
Need flexible booking options for your flight to District of Columbia from Wales? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Wales to District of Columbia become cheaper?
Not ready to book yet? You can track prices for flights from Wales to District of Columbia on Cheapflights with our Price Alert feature and get notified when better prices are available.