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

Airlines like Scandinavian Airlines, Aer Lingus, and United Airlines fly from Wales to Washington, D.C. Dulles Intl Airport in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 18h 10m. Wales and Washington, D.C. Dulles Intl Airport are separated by a distance of 3574 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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.

What is the cheapest time of day to fly from WLS to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wales to Washington, D.C. Dulles Intl Airport as you normally would.

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.

£303+ Cheap Flights from Wales to Washington, D.C. Dulles Intl Airport

Cheap flight deals from Wales to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 27 August 2026.

Wed 4/1108:25 -

1 stop13h 50m

Thu 12/1120:30 -

1 stop19h 50m

Deal found 23/8£500

Thu 1/1014:25 -

3 stops31h 35m

Mon 5/1020:20 -

2 stops21h 00m

Deal found 23/8£502

Wed 4/1108:25 -

1 stop13h 50m

Mon 9/1120:30 -

1 stop15h 30m

Deal found 23/8£505

Sat 7/1107:40 -

1 stop16h 10m

Thu 12/1120:30 -

1 stop19h 50m

Deal found 23/8£507

Sat 21/1120:55 -

2 stops28h 40m

Wed 9/1219:40 -

2 stops20h 05m

Deal found 24/8£519

Thu 1/1012:45 -

2 stops33h 15m

Thu 8/1020:20 -

3 stops31h 10m

Deal found 23/8£529

Tue 6/1019:40 -

2 stops38h 40m

Wed 30/1219:40 -

1 stop10h 05m

Deal found 22/8£532

Sun 4/1009:35 -

1 stop12h 25m

Mon 12/1020:20 -

1 stop17h 10m

Deal found 23/8£536

Thu 1/1009:35 -

1 stop12h 25m

Thu 15/1020:20 -

1 stop17h 10m

Deal found 23/8£538

Wed 14/1018:40 -

2 stops24h 50m

Tue 20/1016:30 -

2 stops23h 00m

Deal found 25/8£560

Tue 6/1012:40 -

2 stops30h 20m

Tue 13/1020:20 -

2 stops19h 10m

Deal found 22/8£573

Wed 14/1008:25 -

1 stop12h 20m

Tue 20/1021:05 -

1 stop13h 55m

Deal found 25/8£585

Best flights from Wales to Dulles Intl
Discover carefully curated flight deals from Wales to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Fri 6/1119:15 -

1 stop28h 35m

Wed 11/1120:30 -

1 stop17h 05m

Deal found 23/8£557

Tue 6/1008:25 -

1 stop16h 10m

Tue 13/1021:05 -

1 stop12h 20m

Deal found 22/8£586

Sat 10/1012:15 -

3 stops30h 20m

Sat 17/1020:20 -

2 stops22h 05m

Deal found 26/8£588

Tue 29/906:05 -

2 stops34h 20m

Thu 1/1008:25 -

2 stops17h 05m

Deal found 24/8£607

Mon 21/917:15 -

1 stop27h 20m

Mon 28/918:10 -

1 stop10h 05m

Deal found 23/8£638

Mon 21/909:45 -

1 stop10h 50m

Mon 28/912:25 -

2 stops15h 50m

Deal found 23/8£644

Thu 15/1013:05 -

1 stop11h 15m

Tue 20/1020:30 -

1 stop10h 10m

Deal found 23/8£661

Thu 24/908:25 -

1 stop15h 45m

Mon 28/917:15 -

1 stop17h 45m

Deal found 26/8£779

Sat 21/1110:10 -

1 stop13h 40m

Sat 5/1220:30 -

2 stops18h 15m

Deal found 22/8£559

Fri 2/1009:35 -

1 stop12h 25m

Mon 5/1020:20 -

1 stop17h 10m

Deal found 24/8£565

Wed 14/1011:45 -

2 stops32h 25m

Tue 20/1009:55 -

3 stops20h 15m

Deal found 25/8£651

Sun 20/917:15 -

1 stop27h 20m

Sun 27/917:30 -

1 stop10h 45m

Deal found 23/8£666

Fri 2/1013:05 -

1 stop11h 15m

Tue 6/1020:30 -

1 stop10h 10m

Deal found 24/8£666

Sun 6/906:15 -

2 stops15h 23m

Fri 23/1012:30 -

2 stops16h 45m

Deal found 23/8£672

Fri 9/1009:45 -

1 stop10h 50m

Fri 16/1017:30 -

1 stop10h 45m

Deal found 25/8£676

Fri 9/1009:45 -

1 stop10h 50m

Fri 16/1012:30 -

2 stops15h 45m

Deal found 25/8£688

Tue 24/1109:05 -

1 stop11h 40m

Tue 1/1212:35 -

2 stops16h 30m

Deal found 27/8£689

Thu 29/1008:25 -

1 stop12h 10m

Thu 5/1117:05 -

1 stop9h 50m

Deal found 24/8£779

Sun 1/1120:25 -

2 stops25h 50m

Sun 15/1112:35 -

2 stops15h 55m

Deal found 27/8£645

Sat 13/217:30 -

1 stop27h 15m

Sat 20/212:30 -

2 stops16h 20m

Deal found 23/8£696

Sun 6/907:00 -

2 stops17h 00m

Fri 23/1020:30 -

3 stops20h 35m

Deal found 23/8£699

Fri 9/1009:45 -

2 stops18h 41m

Fri 16/1012:30 -

2 stops15h 45m

Deal found 25/8£703

Fri 9/1009:35 -

1 stop12h 25m

Fri 16/1020:20 -

2 stops34h 25m

Deal found 25/8£649

Sun 20/917:15 -

2 stops29h 31m

Sun 27/917:15 -

2 stops35h 00m

Deal found 23/8£742

Mon 21/917:15 -

3 stops26h 55m

Mon 28/920:30 -

3 stops21h 20m

Deal found 23/8£776

Find flight deals from Wales to Dulles Intl

Round-trip from	£500
One-way from	£303

4/11-12/11
2 total stops
33h 40m total
Wales to Washington, D.C.

Search Deals

1/10
3 total stops
33h 45m total
Wales to Washington, D.C.

Search Deals

Cheapflights Fare Finder

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 Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Fri 6/11

19:15-18:50

1 stop28h 35m

Washington, D.C. Dulles Intl

Wed 11/11

20:30-18:35

1 stop17h 05m

£557

ManchesterWashington, D.C.

MAN Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Sat 21/11

10:10-18:50

1 stop13h 40m

Washington, D.C. Dulles Intl

Sat 5/12

20:30-19:45

2 stops18h 15m

£559

ManchesterWashington, D.C.

MAN Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Fri 2/10

09:35-17:00

1 stop12h 25m

Washington, D.C. Dulles Intl

Mon 5/10

20:20-18:30

1 stop17h 10m

£565

BristolWashington, D.C.

BRS Bristol - IAD Washington, D.C. Dulles Intl

BRSIAD

Bristol

Tue 6/10

08:25-19:35

1 stop16h 10m

Washington, D.C. Dulles Intl

Tue 13/10

21:05-14:25

1 stop12h 20m

£586

BristolWashington, D.C.

BRS Bristol - IAD Washington, D.C. Dulles Intl

BRSIAD

Bristol

Sat 10/10

12:15-13:35

3 stops30h 20m

Washington, D.C. Dulles Intl

Sat 17/10

20:20-23:25

2 stops22h 05m

£588

ManchesterWashington, D.C.

MAN Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Tue 29/9

06:05-11:25

2 stops34h 20m

Washington, D.C. Dulles Intl

Thu 1/10

08:25-06:30

2 stops17h 05m

£607

CardiffWashington, D.C.

CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl

CWLIAD

Cardiff Wales

Mon 21/9

17:15-15:35

1 stop27h 20m

Washington, D.C. Dulles Intl

Mon 28/9

18:10-09:15

1 stop10h 05m

£638

CardiffWashington, D.C.

CWL Cardiff Wales - IAD Washington, D.C. Dulles Intl

CWLIAD

Cardiff Wales

Mon 21/9

09:45-15:35

1 stop10h 50m

Washington, D.C. Dulles Intl

Mon 28/9

12:25-09:15

2 stops15h 50m

£644

ManchesterWashington, D.C.

MAN Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Sun 1/11

20:25-17:15

2 stops25h 50m

Washington, D.C. Dulles Intl

Sun 15/11

12:35-09:30

2 stops15h 55m

£645

ManchesterWashington, D.C.

MAN Manchester - IAD Washington, D.C. Dulles Intl

MANIAD

Manchester

Fri 9/10

09:35-17:00

1 stop12h 25m

Washington, D.C. Dulles Intl

Fri 16/10

20:20-11:45

2 stops34h 25m

£649

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 34 resultsSorted by cheapest first

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.

MAN-IAD

BRS-IAD

CWL-IAD

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

GBWLS-IAD

MAN-IAD

BRS-IAD

CWL-IAD

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Wales to Washington, D.C. Dulles Intl Airport?
Airlines like Scandinavian Airlines, Aer Lingus, and United Airlines fly from Wales to Washington, D.C. Dulles Intl Airport in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 18h 10m. Wales and Washington, D.C. Dulles Intl Airport are separated by a distance of 3574 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.

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Norwich to Baltimore flights

Norwich 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.

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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.

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Cheap flights from Wales to Washington, D.C. Dulles Intl Airport from £303

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Wales to Dulles Intl

Cheapest flights from Wales to Dulles IntlExplore 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 27 August 2026.

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 27 August 2026.

Best flights from Wales to Dulles IntlDiscover carefully curated flight deals from Wales to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Discover carefully curated flight deals from Wales to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Wales to Dulles IntlDiscover last-minute flight deals from Wales to Dulles Intl. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute flight deals from Wales to Dulles Intl. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Wales to Dulles IntlSearch for one-way flight options from Wales to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Search for one-way flight options from Wales to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

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Use the filters below to find and compare flights from Wales to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Wales to Dulles Intl

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Related info for your journey

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

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

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

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

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

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

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Alternative routes for Wales to Dulles Intl

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Complete your trip

Complete your trip to Dulles Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to District of Columbia

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Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 27 August 2026.

Search flights from Wales to Dulles Intl by cabin class

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

Why should you use Cheapflights to find cheap flight tickets from Wales to Dulles Intl?

Can Cheapflights find flights from Wales to Dulles Intl with no change fees?

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

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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 27 August 2026.

Best flights from Wales to Dulles Intl
Discover carefully curated flight deals from Wales to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Wales to Dulles Intl
Discover last-minute flight deals from Wales to Dulles Intl. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Wales to Dulles Intl
Search for one-way flight options from Wales to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.