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Cheap flights from Wales to Washington, D.C. Dulles Intl Airport from £255

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
12 Nov — 19 Nov1
1 adult
1 adult, Economy

Find flight deals from Wales to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Wales to Dulles Intl
Explore the most affordable flight options available from Wales to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.

Sun 23/1109:30MAN - IAD
2 stops34h 45mMultiple Airlines
Tue 2/1217:30IAD - MAN
1 stop12h 05mMultiple Airlines
Deal found 12/10£436
Sat 22/1121:20MAN - IAD
2 stops28h 40mMultiple Airlines
Tue 2/1217:30IAD - MAN
1 stop12h 05mMultiple Airlines
Deal found 12/10£436
Sun 23/1109:30MAN - IAD
2 stops34h 45mMultiple Airlines
Thu 27/1117:30IAD - MAN
2 stops23h 45mMultiple Airlines
Deal found 12/10£439
Wed 19/1112:30MAN - IAD
2 stops31h 45mMultiple Airlines
Mon 1/1217:30IAD - MAN
1 stop17h 45mMultiple Airlines
Deal found 13/10£443
Thu 4/1217:10MAN - IAD
1 stop32h 50mTAP AIR PORTUGAL
Mon 8/1217:30IAD - MAN
1 stop17h 45mTAP AIR PORTUGAL
Deal found 13/10£444
Wed 10/1211:25MAN - IAD
1 stop14h 35mTAP AIR PORTUGAL
Tue 20/117:30IAD - MAN
1 stop12h 05mTAP AIR PORTUGAL
Deal found 12/10£445
Sun 23/1109:30MAN - IAD
2 stops34h 45mMultiple Airlines
Sun 30/1122:30IAD - MAN
3 stops32h 20mMultiple Airlines
Deal found 12/10£449
Sun 23/1109:30MAN - IAD
2 stops34h 45mMultiple Airlines
Sat 29/1117:30IAD - MAN
1 stop12h 05mMultiple Airlines
Deal found 12/10£451
Sat 22/1121:20MAN - IAD
2 stops28h 40mMultiple Airlines
Sat 29/1117:30IAD - MAN
1 stop12h 05mMultiple Airlines
Deal found 12/10£451
Sun 23/1118:05MAN - IAD
1 stop26h 10mTAP AIR PORTUGAL
Mon 1/1217:30IAD - MAN
1 stop17h 45mTAP AIR PORTUGAL
Deal found 12/10£453
Thu 20/1108:35MAN - IAD
1 stop14h 55mMultiple Airlines
Thu 27/1119:40IAD - MAN
1 stop11h 50mMultiple Airlines
Deal found 13/10£454
Mon 24/1117:05MAN - IAD
1 stop26h 30mTAP AIR PORTUGAL
Sun 30/1122:30IAD - MAN
1 stop12h 45mTAP AIR PORTUGAL
Deal found 12/10£454

Cheap flight deals from Wales to Dulles Intl

Keep the following information in mind while searching for Wales to Dulles Intl flight deals. Data was last updated 13 October 2025.

Round-trip from

£436

One-way from

£255
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 23/11-2/12
  • 3 total stops
  • 46h 50m total
  • Wales to Washington, D.C.
Search Deals
24/11
  • 24/11
  • 2 total stops
  • 31h 05m total
  • Wales to Washington, D.C.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Wales to Dulles Intl 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 13 October 2025.
Use the filters below to find and compare flights from Wales to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Wales

Fly to

Dulles Intl

Route

Depart

Return

Price

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Thu 5/3

10:10-17:15

1 stop12h 05m

Washington, D.C. Dulles Intl

Mon 9/3

21:30-18:35

1 stop17h 05m

£453

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sun 8/3

18:05-16:15

1 stop26h 10m

Washington, D.C. Dulles Intl

Sun 15/3

23:30-16:15

1 stop12h 45m

£454

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 25/2

12:55-17:15

2 stops33h 20m

Washington, D.C. Dulles Intl

Mon 9/3

21:30-17:55

2 stops16h 25m

£462

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 24/2

19:15-17:15

1 stop27h 00m

Washington, D.C. Dulles Intl

Wed 11/3

21:30-18:35

1 stop17h 05m

£478

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Thu 26/2

10:10-17:15

1 stop12h 05m

Washington, D.C. Dulles Intl

Wed 11/3

21:30-18:35

1 stop17h 05m

£478

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 24/2

19:15-17:15

1 stop27h 00m

Washington, D.C. Dulles Intl

Sat 7/3

20:30-09:30

1 stop32h 00m

£508

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sat 28/2

10:10-18:50

1 stop13h 40m

Washington, D.C. Dulles Intl

Mon 9/3

21:30-18:35

1 stop17h 05m

£508

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 25/2

10:10-17:15

1 stop12h 05m

Washington, D.C. Dulles Intl

Sat 7/3

20:30-09:30

1 stop32h 00m

£508

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 19/11

08:05-15:35

1 stop12h 30m

Washington, D.C. Dulles Intl

Mon 1/12

17:05-09:30

1 stop11h 25m

£513

BristolWashington, D.C.

BRS - IAD

BRSIAD

Bristol

Tue 11/11

08:20-19:30

1 stop16h 10m

Washington, D.C. Dulles Intl

Mon 17/11

21:00-15:20

1 stop13h 20m

£519

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 29 results
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Best time to book a flight from Wales to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Wales 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 Wales to Washington, D.C. Dulles Intl Airport
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 Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Wales to Washington, D.C. Dulles Intl Airport?

    Airlines like Scandinavian Airlines, TAP AIR PORTUGAL, and Aer Lingus fly from Wales to Washington, D.C. Dulles Intl Airport in about 12h 05m. The time it takes to get you to your destination can typically vary by up to 14h 05m. Wales and Washington, D.C. Dulles Intl Airport are separated by a distance of 3553 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Wales to Washington, D.C. Dulles Intl Airport?

    Most travelers choose Manchester - Washington, D.C. Dulles Intl, Bristol - Washington, D.C. Dulles Intl or Cardiff Wales - Washington, D.C. Dulles Intl when deciding on the best route from Wales to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Wales to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Wales to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Wales to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wales to Dulles Intl.

  • Can I find deals for business class flights from Wales to Dulles Intl?

    Yes. Cheapflights offers flight deals from Wales to Dulles Intl 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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park
Tysons

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Wales to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dulles Intl flights
Heathrow to Baltimore flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights
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Stansted to Dulles Intl flights
Gatwick to Reagan-National flights
Luton to Dulles Intl flights
London City to Baltimore flights
London City to Reagan-National flights
Luton to Baltimore flights
Manchester to Dulles Intl flights
Edinburgh to Dulles Intl flights
Manchester to Baltimore flights
Manchester to Reagan-National flights
Stansted to Baltimore flights
Glasgow Intl to Dulles Intl flights
Edinburgh to Baltimore flights
Edinburgh to Reagan-National flights
Glasgow Intl to Baltimore flights
Glasgow Intl to Reagan-National flights
Birmingham to Dulles Intl flights
Birmingham to Reagan-National flights
Newcastle upon Tyne to Dulles Intl flights
Leeds to Dulles Intl flights
Newcastle upon Tyne to Baltimore flights
Newcastle upon Tyne to Reagan-National flights
Birmingham to Baltimore flights
Leeds to Reagan-National flights
Southend to Dulles Intl flights
Belfast Intl to Dulles Intl flights
Belfast City to Dulles Intl flights
Leeds to Baltimore flights
Belfast Intl to Baltimore flights
Southampton to Dulles Intl flights
Bristol to Dulles Intl flights
Bristol to Reagan-National flights
Belfast City to Baltimore flights
Inverness to Dulles Intl flights
Bristol to Baltimore flights
Inverness to Reagan-National flights
Inverness to Baltimore flights
Belfast City to Reagan-National flights
Exeter to Dulles Intl flights
Aberdeen to Baltimore flights
Aberdeen to Reagan-National flights
Norwich to Dulles Intl flights
Norwich to Reagan-National flights
Norwich to Baltimore flights

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