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Cardiff

$785+ Cheap flights from Reagan-National (DCA) to Cardiff (CWL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CWL
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Reagan-National to Cardiff

Best flights from Reagan-National to Cardiff
Discover carefully curated flight deals from Reagan-National to Cardiff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This KLM deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/272:35 pmDCA - CWL
2 stops14h 15mKLM
Tue 2/310:20 amCWL - DCA
2 stops17h 37mKLM
Deal found 12/13$785
This Delta deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/269:00 amDCA - CWL
2 stops19h 50mDelta
Mon 2/210:20 amCWL - DCA
2 stops17h 37mDelta
Deal found 12/12$793
This Mytrip deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2811:05 amDCA - CWL
3 stops24h 50mMultiple Airlines
Wed 2/45:25 pmCWL - DCA
3 stops33h 33mMultiple Airlines
Deal found 12/14$985
This Expedia deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/282:35 pmDCA - CWL
2 stops14h 15mKLM
Wed 2/410:20 amCWL - DCA
2 stops17h 37mKLM
Deal found 12/14$785
This KLM deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1212:55 pmDCA - CWL
2 stops15h 55mKLM
Sun 1/2510:15 amCWL - DCA
2 stops17h 33mKLM
Deal found 12/13$788
This Mytrip deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/124:10 pmDCA - CWL
3 stops19h 45mMultiple Airlines
Sun 1/259:20 pmCWL - DCA
2 stops30h 15mMultiple Airlines
Deal found 12/13$1,289
This Booking.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/276:59 amDCA - CWL
3 stops28h 56mMultiple Airlines
Tue 2/35:25 pmCWL - DCA
3 stops31h 34mMultiple Airlines
Deal found 12/13$1,610
This Mytrip deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/264:15 pmDCA - CWL
3 stops18h 50mMultiple Airlines
Mon 2/211:30 pmCWL - DCA
3 stops21h 03mMultiple Airlines
Deal found 12/12$1,692

Find flight deals from Reagan-National to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Cardiff (CWL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$785
(KLM)
Provider with most accurate pricing for Washington, D.C. (WAS)-Cardiff Wales flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cardiff Wales flights.
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From Washington, D.C. Reagan-National to Cardiff Wales
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Cardiff 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 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cardiff that are best for you.

Fly from

Reagan-National

Fly to

Cardiff

Route

Depart

Return

Price

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Tue 1/27

2:35 pm-9:50 am

2 stops14h 15m

Cardiff Wales

Tue 2/3

10:20 am-10:57 pm

2 stops17h 37m

$785

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Wed 1/28

2:35 pm-9:50 am

2 stops14h 15m

Cardiff Wales

Wed 2/4

10:20 am-10:57 pm

2 stops17h 37m

$785

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Mon 1/12

12:55 pm-9:50 am

2 stops15h 55m

Cardiff Wales

Sun 1/25

10:15 am-10:48 pm

2 stops17h 33m

$788

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Mon 1/26

9:00 am-9:50 am

2 stops19h 50m

Cardiff Wales

Mon 2/2

10:20 am-10:57 pm

2 stops17h 37m

$793

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Wed 1/28

11:05 am-4:55 pm

3 stops24h 50m

Cardiff Wales

Wed 2/4

5:25 pm-9:58 pm

3 stops33h 33m

$985

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Mon 1/12

4:10 pm-4:55 pm

3 stops19h 45m

Cardiff Wales

Sun 1/25

9:20 pm-10:35 pm

2 stops30h 15m

$1,289

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Tue 1/27

6:59 am-4:55 pm

3 stops28h 56m

Cardiff Wales

Tue 2/3

5:25 pm-7:59 pm

3 stops31h 34m

$1,610

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Mon 1/26

4:15 pm-4:05 pm

3 stops18h 50m

Cardiff Wales

Mon 2/2

11:30 pm-3:33 pm

3 stops21h 03m

$1,692

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Best time to book a flight from Reagan-National to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Reagan-National with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cardiff from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Cardiff, you will be flying into Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city. Cardiff Wales is the only Cardiff airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 0 airlines have flights to Cardiff Wales from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Cardiff?

    KLM and Delta can get you from Washington, D.C. Reagan-National Airport to Cardiff in just under 14h 15m. Your travel time can differ by up to 5h 35m. Airlines will cover a distance of 3535 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Reagan-National to Cardiff that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Cardiff flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Cardiff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Cardiff.

  • Can I find deals for business class flights from Reagan-National to Cardiff?

    Yes. Cheapflights offers flight deals from Reagan-National to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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