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Cheap flights from Wales to Washington, D.C. Dulles Intl Airport from £266

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — IAD
6 May — 13 May1
1 adult

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 1 May 2025.

Round-trip from

£516

One-way from

£266
Scandinavian Airlines
  • Scandinavian Airlines
  • 27/9-4/10
  • 3 total stops
  • 30h 19m total
  • Wales to Washington, D.C.
Search Deals
13/5
  • 13/5
  • 2 total stops
  • 47h 40m total
  • Wales to Washington, D.C.
Search Deals

Find flight deals from Wales to Dulles Intl

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 1 May 2025.

Sat 27/910:25MAN - IAD
2 stops14h 34mScandinavian Airlines
Sat 4/1022:05IAD - MAN
1 stop15h 45mScandinavian Airlines
Deal found 29/4£516
Mon 26/521:45MAN - IAD
3 stops26h 40mMultiple Airlines
Mon 2/622:20IAD - MAN
2 stops16h 55mMultiple Airlines
Deal found 28/4£525
Thu 8/508:10MAN - IAD
1 stop15h 45mAer Lingus
Tue 13/517:20IAD - MAN
1 stop9h 15mAer Lingus
Deal found 30/4£549
Tue 14/1018:00MAN - IAD
1 stop26h 20mTAP AIR PORTUGAL
Fri 24/1017:00IAD - MAN
1 stop12h 05mTAP AIR PORTUGAL
Deal found 30/4£585
Sat 14/610:40MAN - IAD
1 stop13h 45mLufthansa
Sat 21/617:18IAD - MAN
2 stops36h 02mLufthansa
Deal found 30/4£593
Wed 21/513:05MAN - IAD
1 stop11h 15mIcelandair
Thu 29/520:30IAD - MAN
1 stop10h 10mIcelandair
Deal found 29/4£601
Tue 13/513:15MAN - IAD
1 stop27h 30mTurkish Airlines
Tue 20/521:40IAD - MAN
1 stop19h 35mTurkish Airlines
Deal found 29/4£626
Mon 9/608:00MAN - IAD
1 stop14h 35mAmerican Airlines
Thu 26/619:25IAD - MAN
1 stop11h 10mAmerican Airlines
Deal found 30/4£635
Mon 12/508:55MAN - IAD
1 stop16h 10mBritish Airways
Mon 19/522:40IAD - MAN
1 stop11h 30mBritish Airways
Deal found 28/4£637
Wed 14/505:55MAN - IAD
1 stop15h 25mVirgin Atlantic
Sat 17/518:00IAD - MAN
1 stop33h 35mVirgin Atlantic
Deal found 30/4£638
Thu 28/811:50MAN - IAD
2 stops34h 40mAir Canada
Sat 27/909:45IAD - MAN
2 stops19h 35mAir Canada
Deal found 29/4£643
Sun 8/619:00BRS - IAD
3 stops31h 04mMultiple Airlines
Sat 14/617:12IAD - BRS
2 stops25h 13mMultiple Airlines
Deal found 29/4£659

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 1 May 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

Sat 27/9

10:25-19:59

2 stops14h 34m

Washington, D.C. Dulles Intl

Sat 4/10

22:05-18:50

1 stop15h 45m

£516

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 26/5

21:45-19:25

3 stops26h 40m

Washington, D.C. Dulles Intl

Mon 2/6

22:20-20:15

2 stops16h 55m

£525

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sat 10/5

08:10-18:55

1 stop15h 45m

Washington, D.C. Dulles Intl

Sun 1/6

17:20-08:40

1 stop10h 20m

£557

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 14/10

18:00-15:20

1 stop26h 20m

Washington, D.C. Dulles Intl

Fri 24/10

17:00-10:05

1 stop12h 05m

£585

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Sat 14/6

10:40-19:25

1 stop13h 45m

Washington, D.C. Dulles Intl

Sat 21/6

17:18-10:20

2 stops36h 02m

£593

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 21/5

13:05-19:20

1 stop11h 15m

Washington, D.C. Dulles Intl

Thu 29/5

20:30-11:40

1 stop10h 10m

£601

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Tue 13/5

13:15-11:45

1 stop27h 30m

Washington, D.C. Dulles Intl

Tue 20/5

21:40-22:15

1 stop19h 35m

£626

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 9/6

08:00-17:35

1 stop14h 35m

Washington, D.C. Dulles Intl

Tue 24/6

13:08-15:15

2 stops21h 07m

£635

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Mon 12/5

08:55-20:05

1 stop16h 10m

Washington, D.C. Dulles Intl

Mon 19/5

22:40-15:10

1 stop11h 30m

£637

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Wed 14/5

05:55-16:20

1 stop15h 25m

Washington, D.C. Dulles Intl

Sat 17/5

18:00-08:35

1 stop33h 35m

£638

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 27 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

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 1 May 2025.
Get a feel of what it's like to fly with Delta, KLM and SWISS from Wales to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,934 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as £400. However, be on the lookout for offers from Scandinavian Airlines and Royal Air Maroc, as they are both options that can get you from Wales to Washington, D.C. Dulles Intl Airport for a low price.

  • 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.

  • What is the cheapest month to book a flight from Wales to Washington, D.C. Dulles Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Wales to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Wales to Washington, D.C. Dulles Intl Airport 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

Travelling to a place near Wales?

Book flights to Wales if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

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

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