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$306+ Cheap flights from Dulles Intl (IAD) to Wales

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CWL
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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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 April 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$642
(oojo)

One-way from

$306
(oojo)
Provider with most accurate pricing for Washington, D.C. (WAS)-Cardiff Wales flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cardiff Wales flights.
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From Washington, D.C. Dulles Intl to Wales
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One-way flight from Washington, D.C. Dulles Intl to Wales
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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 April 22, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:15 pmIAD - MAN
1 stop12h 40mBritish Airways
Tue 11/188:55 amMAN - IAD
1 stop11h 40mBritish Airways
Deal found 4/21$635
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:30 pmIAD - MAN
1 stop10h 10mIcelandair
Thu 10/2312:40 pmMAN - IAD
1 stop11h 40mIcelandair
Deal found 4/21$642
This Flighttix deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:56 pmIAD - MAN
1 stop13h 39mVirgin Atlantic
Wed 4/3011:55 amMAN - IAD
1 stop12h 49mVirgin Atlantic
Deal found 4/22$647
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/239:00 pmIAD - MAN
1 stop11h 50mAer Lingus
Tue 4/298:10 amMAN - IAD
1 stop12h 40mAer Lingus
Deal found 4/21$650
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:56 pmIAD - MAN
1 stop13h 39mDelta
Sun 4/2712:35 pmMAN - IAD
1 stop14h 38mDelta
Deal found 4/22$652
This Gotogate deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:45 pmIAD - MAN
1 stop30h 20mMultiple Airlines
Thu 5/18:50 amMAN - IAD
2 stops17h 18mMultiple Airlines
Deal found 4/22$666
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:05 pmIAD - MAN
2 stops12h 30mAmerican Airlines
Thu 10/237:50 amMAN - IAD
1 stop14h 45mAmerican Airlines
Deal found 4/21$674
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:10 pmIAD - MAN
1 stop11h 30mUnited Airlines
Sun 4/276:05 amMAN - IAD
2 stops14h 08mUnited Airlines
Deal found 4/22$676
This CheapOair deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/129:45 amIAD - MAN
2 stops19h 40mAir Canada
Tue 8/266:05 amMAN - IAD
2 stops19h 56mAir Canada
Deal found 4/21$702
This KLM deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/165:25 pmIAD - MAN
1 stop11h 55mKLM
Mon 5/265:30 pmMAN - IAD
1 stop27h 05mKLM
Deal found 4/21$766
This Virgin Atlantic deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:25 pmIAD - CWL
1 stop10h 50mVirgin Atlantic
Tue 9/169:50 amCWL - IAD
1 stop10h 45mVirgin Atlantic
Deal found 4/22$814
This KLM deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/215:25 pmIAD - BRS
1 stop18h 35mKLM
Sun 10/59:40 amBRS - IAD
1 stop10h 55mKLM
Deal found 4/21$819

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 22, 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.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Thu 10/9

8:30 pm-11:40 am

1 stop10h 10m

Manchester

Thu 10/23

12:40 pm-7:20 pm

1 stop11h 40m

$642

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Tue 8/12

10:40 pm-3:15 pm

1 stop11h 35m

Manchester

Tue 8/26

12:25 pm-8:10 pm

1 stop12h 45m

$645

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Sat 5/3

8:33 pm-7:45 am

1 stop30h 12m

Manchester

Fri 5/16

12:35 pm-12:28 am

1 stop16h 53m

$662

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Thu 10/9

6:05 pm-11:35 am

2 stops12h 30m

Manchester

Thu 10/23

7:50 am-5:35 pm

1 stop14h 45m

$674

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Fri 8/8

8:18 am-10:00 am

2 stops20h 42m

Manchester

Sun 8/24

6:40 pm-4:15 pm

1 stop26h 35m

$675

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Sat 5/3

6:30 pm-9:55 am

1 stop10h 25m

Manchester

Fri 5/16

1:45 pm-12:28 am

2 stops15h 43m

$686

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Thu 5/8

5:35 pm-10:25 am

1 stop11h 50m

Manchester

Sun 5/18

6:05 am-9:08 pm

2 stops20h 03m

$687

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Tue 8/12

9:45 am-10:25 am

2 stops19h 40m

Manchester

Tue 8/26

6:05 am-9:01 pm

2 stops19h 56m

$702

Washington, D.C.Manchester

IAD - MAN

IADMAN

Washington, D.C. Dulles Intl

Fri 5/16

5:25 pm-10:20 am

1 stop11h 55m

Manchester

Mon 5/26

5:30 pm-3:35 pm

1 stop27h 05m

$766

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Wed 9/3

5:25 pm-9:15 am

1 stop10h 50m

Cardiff Wales

Tue 9/16

9:50 am-3:35 pm

1 stop10h 45m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 40 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 round-trip 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

Rainfall in Wales by month

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

In terms of precipitation, rainfall in Wales ranges from 2.0 - 3.5 inches per month. January is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Wales when rainfall is around 2.0 in.

Temperature in Wales by month

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

If weather is an important factor for your trip to Wales, 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

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 April 22, 2025.
To help decide which airline to fly from Washington, D.C. to Wales, see what other customers have to say about Delta, KLM and Austrian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
Air France
7.4
Good
1,441 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
United Airlines
7.4
Good
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 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?

    One-way options have recently been found by users for as low as $306 on Icelandair. Other airlines that offer cheap prices include Scandinavian Airlines from $403 and Virgin Atlantic from $414 one-way.

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

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to Wales are Washington, D.C. Dulles Intl - Manchester, Washington, D.C. Dulles Intl - Bristol and Washington, D.C. Dulles Intl - Cardiff 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 vacation 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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Wales (average of $773). Flying from Washington, D.C. Dulles Intl Airport to Wales in June is currently the most expensive (average of $1,622). 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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Top airline flying from Dulles Intl to Wales

Discover the top airline that operate flights from Dulles Intl to Wales. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$713Average$791FlexibilityNo cancel feeOn-time75%

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