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Cheap flights from Wales to Washington, D.C. Dulles Intl Airport from £298

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 10 May 2026.

Fri 22/507:35
BRS
-
IAD
1 stop13h 10m
Multiple Airlines
Mon 25/521:00
IAD
-
BRS
1 stop12h 05m
Multiple Airlines
Deal found 10/5£532
Tue 1/916:30
MAN
-
IAD
2 stops31h 55m
Multiple Airlines
Tue 15/920:30
IAD
-
MAN
1 stop10h 10m
Multiple Airlines
Deal found 6/5£553
Thu 28/519:10
MAN
-
IAD
1 stop26h 50m
Scandinavian Airlines
Wed 3/613:32
IAD
-
MAN
2 stops17h 33m
Scandinavian Airlines
Deal found 10/5£559
Mon 1/614:30
MAN
-
IAD
2 stops29h 40m
Multiple Airlines
Wed 19/817:15
IAD
-
MAN
1 stop9h 25m
Multiple Airlines
Deal found 7/5£564
Fri 6/1112:55
MAN
-
IAD
2 stops34h 55m
Scandinavian Airlines
Mon 9/1120:30
IAD
-
MAN
1 stop17h 05m
Scandinavian Airlines
Deal found 5/5£565
Tue 22/919:10
MAN
-
IAD
1 stop26h 50m
Scandinavian Airlines
Sun 27/920:20
IAD
-
MAN
1 stop17h 10m
Scandinavian Airlines
Deal found 5/5£570
Sat 21/1120:55
MAN
-
IAD
2 stops26h 50m
Multiple Airlines
Sat 5/1219:40
IAD
-
MAN
1 stop10h 05m
Multiple Airlines
Deal found 9/5£571
Mon 19/1009:35
MAN
-
IAD
1 stop12h 25m
Scandinavian Airlines
Mon 2/1120:30
IAD
-
MAN
1 stop17h 05m
Scandinavian Airlines
Deal found 5/5£572
Tue 15/918:05
MAN
-
IAD
1 stop26h 05m
TAP AIR PORTUGAL
Tue 29/917:05
IAD
-
MAN
1 stop12h 05m
TAP AIR PORTUGAL
Deal found 8/5£574
Tue 1/919:50
MAN
-
IAD
2 stops26h 10m
Scandinavian Airlines
Mon 14/920:20
IAD
-
MAN
1 stop17h 10m
Scandinavian Airlines
Deal found 5/5£574
Wed 10/620:25
BRS
-
IAD
2 stops24h 05m
Multiple Airlines
Mon 15/617:15
IAD
-
BRS
1 stop9h 20m
Multiple Airlines
Deal found 9/5£600
Wed 10/608:25
BRS
-
IAD
1 stop12h 20m
Aer Lingus
Mon 15/617:15
IAD
-
BRS
1 stop9h 40m
Aer Lingus
Deal found 9/5£611

Find 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 10 May 2026.

Round-trip from

£532

One-way from

£298
22/5-25/5
  • 22/5-25/5
  • 2 total stops
  • 25h 15m total
  • Wales to Washington, D.C.
Search Deals
4/6
  • 4/6
  • 3 total stops
  • 44h 21m 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 10 May 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 15/9

18:05-15:10

1 stop26h 05m

Washington, D.C. Dulles Intl

Tue 29/9

17:05-10:10

1 stop12h 05m

£574
Fastest return journey

BristolWashington, D.C.

BRS - IAD

BRSIAD

Bristol

Wed 10/6

09:20-15:45

1 stop11h 25m

Washington, D.C. Dulles Intl

Mon 15/6

17:15-07:35

1 stop9h 20m

£640

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 15/9

19:50-17:00

2 stops26h 10m

Washington, D.C. Dulles Intl

Tue 29/9

12:30-18:30

2 stops25h 00m

£645

BristolWashington, D.C.

BRS - IAD

BRSIAD

Bristol

Thu 11/6

12:00-19:00

1 stop12h 00m

Washington, D.C. Dulles Intl

Mon 15/6

17:15-07:35

1 stop9h 20m

£653

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 6/7

12:05-19:15

1 stop12h 10m

Washington, D.C. Dulles Intl

Mon 13/7

21:00-12:15

1 stop10h 15m

£663

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Wed 3/6

23:30-20:29

3 stops25h 59m

Washington, D.C. Dulles Intl

Wed 10/6

08:18-10:15

2 stops20h 57m

£708

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 3/8

08:00-15:55

1 stop12h 55m

Washington, D.C. Dulles Intl

Mon 17/8

22:25-15:10

1 stop11h 45m

£726

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 14/7

14:00-20:20

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 20/7

17:45-11:30

1 stop12h 45m

£769

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 14/7

12:20-20:20

1 stop13h 00m

Washington, D.C. Dulles Intl

Thu 23/7

19:15-11:30

1 stop11h 15m

£783

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Fri 2/10

07:55-15:55

1 stop13h 00m

Washington, D.C. Dulles Intl

Sun 11/10

22:25-16:05

1 stop12h 40m

£805

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 31 resultsSorted by cheapest first
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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 TAP AIR PORTUGAL, Scandinavian Airlines, and Aer Lingus fly from Wales to Washington, D.C. Dulles Intl Airport in about 12h 10m. The time it takes to get you to your destination can typically vary by up to 14h. 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
Gaithersburg
Woodbridge
Arlington
Alexandria
Sterling

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
Stansted to Dulles Intl flights
London City to Dulles Intl flights
Gatwick to Baltimore flights
Gatwick to Reagan-National flights
Luton to Dulles Intl flights
Edinburgh to Dulles Intl flights
Manchester to Dulles Intl flights
Manchester to Baltimore flights
Manchester to Reagan-National flights
Luton to Baltimore flights
Newcastle upon Tyne to Dulles Intl flights
Stansted to Baltimore flights
Edinburgh to Baltimore flights
London City to Baltimore flights
Edinburgh to Reagan-National flights
Glasgow Intl to Dulles Intl flights
Leeds to Dulles Intl flights
Newcastle upon Tyne to Baltimore flights
Birmingham to Dulles Intl flights
Newcastle upon Tyne to Reagan-National flights
Glasgow Intl to Baltimore flights
Glasgow Intl to Reagan-National flights
Birmingham to Reagan-National flights
Birmingham to Baltimore flights
London City to Reagan-National flights
Bristol to Dulles Intl flights
Belfast Intl to Baltimore flights
Belfast City to Baltimore flights
Southampton to Baltimore flights
Leeds to Baltimore flights
Southend to Dulles Intl flights
Southampton to Dulles Intl flights
Newquay to Baltimore flights
Aberdeen to Reagan-National flights
Aberdeen to Baltimore flights
Belfast Intl to Dulles Intl flights
Belfast City to Dulles Intl flights
Bristol to Baltimore flights
Inverness to Baltimore flights
Norwich to Dulles Intl flights
Cardiff to Reagan-National flights
Cardiff to Dulles Intl flights
Aberdeen to Dulles Intl flights
Southampton to Reagan-National flights
Bristol to Reagan-National flights

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How does Cheapflights help users find flights from Wales to Dulles Intl?

When you search for this flight from Wales to Dulles Intl, 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 Dulles Intl?

Cheapflights helps you find that perfect flight to Dulles Intl 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 Dulles Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Wales to Dulles Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Wales to Dulles Intl become cheaper?

Yes! Start tracking prices for Wales to Dulles Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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