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Cheap flights from Cardiff to District of Columbia from £551

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Cardiff to District of Columbia

Keep the following information in mind while searching for Cardiff to District of Columbia flight deals. Data was last updated 18 September 2025.

Round-trip from

£551
Virgin Atlantic
  • Virgin Atlantic
  • 19/2-23/2
  • 4 total stops
  • 52h 30m total
  • Cardiff to District of Columbia
Search Deals

Find flight deals from Cardiff to District of Columbia

Best flights from Cardiff to District of Columbia
Discover carefully curated flight deals from Cardiff to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Thu 19/217:25CWL - IAD
2 stops34h 37mVirgin Atlantic
Mon 23/218:05IAD - CWL
1 stop10h 45mVirgin Atlantic
Deal found 15/9£551
Thu 19/210:20CWL - DCA
2 stops17h 48mDelta
Mon 23/211:00DCA - CWL
2 stops17h 50mDelta
Deal found 15/9£551
Thu 19/210:20CWL - DCA
2 stops17h 48mVirgin Atlantic
Mon 23/215:55DCA - CWL
2 stops20h 00mVirgin Atlantic
Deal found 16/9£552

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff 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 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Cardiff to District of Columbia that are best for you.

Fly from

Cardiff

Fly to

District of Columbia

Route

Depart

Return

Price

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Thu 19/2

17:25-23:02

2 stops34h 37m

Washington, D.C. Dulles Intl

Mon 23/2

18:05-09:50

1 stop10h 45m

£551

CardiffWashington, D.C.

CWL - DCA

CWLDCA

Cardiff Wales

Thu 19/2

10:20-23:08

2 stops17h 48m

Washington, D.C. Reagan-National

Mon 23/2

11:00-09:50

2 stops17h 50m

£551

CardiffWashington, D.C.

CWL - DCA

CWLDCA

Cardiff Wales

Thu 19/2

10:20-23:08

2 stops17h 48m

Washington, D.C. Reagan-National

Mon 23/2

15:55-16:55

2 stops20h 00m

£552

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from Cardiff to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Cardiff with our price prediction graph.
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 Cardiff to District of Columbia

What is the cheapest month to book a flight from Cardiff to District of Columbia?

Currently, January is the cheapest month in which you can book a flight from Cardiff to District of Columbia (average of £599). Flying from Cardiff to District of Columbia in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Cardiff 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.

  • What airport do you fly from for flights from Cardiff to District of Columbia?

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to District of Columbia. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

  • How long is the flight from Cardiff to District of Columbia?

    For as low as £551, Virgin Atlantic can have you in District of Columbia from Cardiff in 17h 48m. Airlines will cover a distance of 3535 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Cardiff to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Cardiff to District of Columbia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to District of Columbia?

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

  • Can I find deals for business class flights from Cardiff to District of Columbia?

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

  • What is the cheapest month to book a flight from Cardiff to District of Columbia?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to District of Columbia (average of £599). Flying from Cardiff to District of Columbia in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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