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Cheap flights from District of Columbia to Cardiff from £457

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CWL
26 Feb — 5 Mar1
1 adult

Cheap flight deals from District of Columbia to Cardiff

Keep the following information in mind while searching for District of Columbia to Cardiff flight deals. Data was last updated 21 February 2025.

Round-trip from

£619

One-way from

£457
Virgin Atlantic
  • Virgin Atlantic
  • 4/3-10/3
  • 2 total stops
  • 38h 35m total
  • District of Columbia to Cardiff
Search Deals
Delta
  • Delta
  • 11/4
  • 2 total stops
  • 16h 35m total
  • District of Columbia to Cardiff
Search Deals

Find flight deals from District of Columbia to Cardiff

Cheapest flights from District of Columbia to Cardiff
Explore the most affordable flight options available from District of Columbia to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Tue 4/317:35IAD - CWL
1 stop11h 15mVirgin Atlantic
Mon 10/317:25CWL - IAD
1 stop27h 20mVirgin Atlantic
Deal found 20/2£619
Mon 3/312:52IAD - CWL
2 stops16h 03mKLM
Mon 10/317:25CWL - IAD
1 stop27h 20mKLM
Deal found 19/2£623
Tue 4/316:25DCA - CWL
2 stops12h 25mKLM
Mon 10/310:20CWL - DCA
2 stops16h 56mKLM
Deal found 19/2£624
Tue 4/318:15IAD - CWL
2 stops17h 40mDelta
Mon 10/310:20CWL - IAD
2 stops16h 40mDelta
Deal found 19/2£631
Thu 14/819:30DCA - CWL
2 stops16h 15mDelta
Thu 21/809:50CWL - DCA
2 stops16h 31mDelta
Deal found 20/2£758
Tue 4/317:30IAD - CWL
3 stops18h 25mMultiple Airlines
Mon 10/313:15CWL - IAD
2 stops34h 10mMultiple Airlines
Deal found 19/2£782
Sat 5/422:45IAD - CWL
2 stops31h 45mAer Lingus
Sat 12/412:00CWL - IAD
2 stops37h 15mAer Lingus
Deal found 20/2£807
Thu 14/821:00DCA - CWL
3 stops33h 30mMultiple Airlines
Thu 21/812:00CWL - DCA
3 stops26h 16mMultiple Airlines
Deal found 20/2£959

Find flights from District of Columbia to Cardiff within your budget

Customise your flight search to find flights from District of Columbia 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 858,174 searches. Data last updated 21 February 2025.

Fly from

District of Columbia

Fly to

Cardiff

Route

Depart

Return

Price

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Tue 4/3

17:35-09:50

1 stop11h 15m

Cardiff Wales

Mon 10/3

17:25-16:45

1 stop27h 20m

£619

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Mon 3/3

12:52-09:55

2 stops16h 03m

Cardiff Wales

Mon 10/3

17:25-16:45

1 stop27h 20m

£623

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Tue 4/3

16:25-09:50

2 stops12h 25m

Cardiff Wales

Mon 10/3

10:20-23:16

2 stops16h 56m

£624

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Tue 4/3

18:15-16:55

2 stops17h 40m

Cardiff Wales

Mon 10/3

10:20-23:00

2 stops16h 40m

£631

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Thu 14/8

19:30-16:45

2 stops16h 15m

Cardiff Wales

Thu 21/8

09:50-21:21

2 stops16h 31m

£758

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Tue 4/3

17:30-16:55

3 stops18h 25m

Cardiff Wales

Mon 10/3

13:15-19:25

2 stops34h 10m

£782

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Sat 5/4

22:45-11:30

2 stops31h 45m

Cardiff Wales

Sat 12/4

12:00-20:15

2 stops37h 15m

£807

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Thu 14/8

21:00-11:30

3 stops33h 30m

Cardiff Wales

Thu 21/8

12:00-09:16

3 stops26h 16m

£959

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Fri 11/4

19:30-17:05

2 stops16h 35m

£457

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Sat 12/4

22:35-20:50

2 stops41h 15m

£467

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 13 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Cardiff from District of Columbia 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.

Travel insights for flights from District of Columbia to Cardiff

Get recent, data-driven insights about flights from District of Columbia to Cardiff including ideal travel times, pricing trends, and more.

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

Currently, July is the cheapest month in which you can book a flight from District of Columbia to Cardiff (average of £169). Flying from District of Columbia to Cardiff in December is currently the most expensive (average of £263). 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.

Rainfall in Cardiff by month

Plan your trip to Cardiff by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

Temperature in Cardiff by month

Plan your trip to Cardiff by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cardiff, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cardiff. Reviews last updated 21 February 2025.
Read reviews from past customers who have flown Delta, KLM and Virgin Atlantic from District of Columbia to Cardiff. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

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

  • What are the cheapest airlines to fly from District of Columbia to Cardiff one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at £457. KLM flights start at £533 while deals on Virgin Atlantic start at £619 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from District of Columbia 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.

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

    Currently, July is the cheapest month in which you can book a flight from District of Columbia to Cardiff (average of £169). Flying from District of Columbia to Cardiff in December is currently the most expensive (average of £263). 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

Travelling to a place near District of Columbia?

Book flights to District of Columbia if you plan to visit one of these locations
Barry
Bridgend

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Alternative routes for District of Columbia to Cardiff

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Can Cheapflights notify me if prices for flights from District of Columbia to Cardiff become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from District of Columbia today and book when prices fit your budget.

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