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Cheap flights from Washington, D.C. Dulles Intl Airport to Wales from £145

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CWL
8 Jul — 15 Jul1
1 adult

Cheap flight deals from Dulles Intl to Wales

Keep the following information in mind while searching for Dulles Intl to Wales flight deals. Data was last updated 3 July 2025.

Round-trip from

£406

One-way from

£145
15/8-22/8
  • 15/8-22/8
  • 2 total stops
  • 20h 40m total
  • Washington, D.C. to Wales
Search Deals
Icelandair
  • Icelandair
  • 26/9
  • 1 total stop
  • 31h 25m total
  • Washington, D.C. to Wales
Search Deals

Find flight deals from Dulles Intl to Wales

Cheapest flights from Dulles Intl to Wales
Explore the most affordable flight options available from Dulles Intl to Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Fri 15/817:20IAD - CWL
1 stop9h 10mMultiple Airlines
Fri 22/812:25CWL - IAD
1 stop11h 30mMultiple Airlines
Deal found 2/7£406
Tue 2/917:13IAD - MAN
2 stops36h 07mAir Canada
Tue 16/906:05MAN - IAD
2 stops20h 00mAir Canada
Deal found 1/7£438
Wed 15/1017:31IAD - MAN
2 stops23h 19mIberia
Tue 21/1019:15MAN - IAD
1 stop24h 45mIberia
Deal found 1/7£441
Wed 15/1020:45IAD - MAN
1 stop30h 20mSWISS
Mon 20/1018:40MAN - IAD
1 stop26h 35mSWISS
Deal found 1/7£442
Tue 12/822:40IAD - MAN
1 stop11h 35mBritish Airways
Tue 19/821:35MAN - IAD
1 stop27h 35mBritish Airways
Deal found 30/6£444
Thu 14/818:10IAD - MAN
1 stop18h 10mUnited Airlines
Mon 25/811:50MAN - IAD
2 stops38h 05mUnited Airlines
Deal found 30/6£446
Sat 16/817:20IAD - BRS
1 stop9h 35mMultiple Airlines
Sat 23/807:00BRS - IAD
1 stop13h 50mMultiple Airlines
Deal found 2/7£449
Mon 4/822:20IAD - MAN
1 stop13h 40mMultiple Airlines
Wed 20/806:05MAN - IAD
1 stop12h 25mMultiple Airlines
Deal found 1/7£451
Thu 16/1022:05IAD - MAN
1 stop30h 15mScandinavian Airlines
Wed 22/1013:05MAN - IAD
2 stops35h 54mScandinavian Airlines
Deal found 1/7£452
Mon 11/820:25IAD - BRS
1 stop17h 10mAer Lingus
Tue 26/808:25BRS - IAD
1 stop12h 25mAer Lingus
Deal found 1/7£455
Fri 8/820:25IAD - MAN
1 stop12h 25mAer Lingus
Sat 23/808:55MAN - IAD
1 stop11h 55mAer Lingus
Deal found 30/6£458
Thu 30/1019:15IAD - MAN
1 stop9h 55mAmerican Airlines
Sun 2/1108:55MAN - IAD
2 stops15h 36mAmerican Airlines
Deal found 2/7£466

Cheapflights Fare Finder

Customise your flight search to find flights from Dulles Intl to Wales 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 3 July 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Wales that are best for you.

Fly from

Dulles Intl

Fly to

Wales

Route

Depart

Return

Price

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Fri 15/8

17:20-07:30

1 stop9h 10m

Cardiff Wales

Fri 22/8

12:25-18:55

1 stop11h 30m

£406

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Tue 2/9

17:13-10:20

2 stops36h 07m

Manchester

Tue 16/9

06:05-21:05

2 stops20h 00m

£438

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Wed 15/10

17:31-21:50

2 stops23h 19m

Manchester

Tue 21/10

19:15-15:00

1 stop24h 45m

£441

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Wed 15/10

20:45-08:05

1 stop30h 20m

Manchester

Mon 20/10

18:40-16:15

1 stop26h 35m

£442

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Tue 12/8

22:40-15:15

1 stop11h 35m

Manchester

Tue 19/8

21:35-20:10

1 stop27h 35m

£444

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Thu 14/8

18:10-17:20

1 stop18h 10m

Manchester

Mon 25/8

11:50-20:55

2 stops38h 05m

£446

Washington, D.C.Bristol

IAD - BRS

IADBRS

Washington, D.C. Dulles Intl

Sat 16/8

17:20-07:55

1 stop9h 35m

Bristol

Sat 23/8

07:00-15:50

1 stop13h 50m

£449

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Mon 4/8

22:20-17:00

1 stop13h 40m

Manchester

Wed 20/8

06:05-13:30

1 stop12h 25m

£451

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Thu 16/10

22:05-09:20

1 stop30h 15m

Manchester

Wed 22/10

13:05-19:59

2 stops35h 54m

£452

Washington, D.C.Bristol

IAD - BRS

IADBRS

Washington, D.C. Dulles Intl

Mon 11/8

20:25-18:35

1 stop17h 10m

Bristol

Tue 26/8

08:25-15:50

1 stop12h 25m

£455

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 32 results
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Best time to book a flight from Dulles Intl to Wales

Have a flexible travel schedule? Discover the best time to fly to Wales from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Wales
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Wales

Get insights into the airlines that provide service to Wales. 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 Wales. Reviews last updated 3 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andSWISS from Washington, D.C. Dulles Intl Airport to Wales by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,983 reviews
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,983 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Wales. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Wales one-way?

    £145 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and American Airlines, with prices starting from £232 and £242, respectively.

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

    While some choose either Washington, D.C. Dulles Intl - Cardiff Wales or Washington, D.C. Dulles Intl - Bristol, Washington, D.C. Dulles Intl - Manchester is the most popular route from Washington, D.C. Dulles Intl Airport to Wales.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Wales 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 Washington, D.C. Dulles Intl Airport to Wales?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Wales (average of £169). Flying from Washington, D.C. Dulles Intl Airport to Wales 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

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Alternative routes for Dulles Intl to Wales

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to Manchester flights
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Dulles Intl to Birmingham flights
Reagan-National to Stansted flights
Dulles Intl to Southampton flights
Dulles Intl to Liverpool flights
Dulles Intl to Leeds flights
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Dulles Intl to Inverness flights
Reagan-National to Luton flights
Baltimore to Cardiff flights
Dulles Intl to Newcastle upon Tyne flights
Dulles Intl to Cardiff flights
Baltimore to Newcastle upon Tyne flights
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Baltimore to Southampton flights
Baltimore to Bristol flights

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