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Cheap flights from Washington, D.C. Dulles Intl Airport to London from C$ 465

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:05 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
21h 30m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:15 a.m. - 11:43 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
13h 28m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson
C$ 843Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
8:05 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
21h 30m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:15 a.m. - 8:11 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
9h 56m1 stop Fort Lauderdale
C$ 863Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
8:05 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
21h 30m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:15 a.m. - 10:21 a.m.YXU  London-IAD Washington, D.C. Dulles Intl
24h 06m3 stops Fort Lauderdale Atlanta Hartsfield-Jackson Orlando
C$ 919Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
10:47 p.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
30h 48m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:15 a.m. - 10:02 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
11h 47m1 stop Fort Lauderdale
C$ 1,016Multiple Airlines
Mon, 23 Nov - Mon, 30 Nov
Multiple Airlines Logo
11:20 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
18h 15m3 stops Toronto Island Ottawa Calgary
Multiple Airlines Logo
10:15 a.m. - 10:21 a.m.YXU  London-IAD Washington, D.C. Dulles Intl
24h 06m3 stops Fort Lauderdale Atlanta Hartsfield-Jackson Orlando
C$ 1,095Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
7:40 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
21h 55m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:00 a.m. - 11:43 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
13h 43m2 stops Orlando Atlanta Hartsfield-Jackson
C$ 1,210Multiple Airlines
Thu, 12 Nov - Thu, 19 Nov
Multiple Airlines Logo
7:40 a.m. - 5:35 a.m.IAD  Washington, D.C. Dulles Intl-YXU London
21h 55m2 stops Atlanta Hartsfield-Jackson Calgary
Multiple Airlines Logo
10:00 a.m. - 1:30 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
27h 30m3 stops Orlando Atlanta Hartsfield-Jackson Tampa
C$ 1,278Multiple Airlines
Thu, 12 Nov - Thu, 19 Nov
Multiple Airlines Logo
10:10 p.m. - 2:42 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
16h 32m1 stop Toronto Pearson Intl
Multiple Airlines Logo
3:25 p.m. - 8:10 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Pearson Intl
C$ 1,322Multiple Airlines
Mon, 23 Nov - Mon, 30 Nov
Multiple Airlines Logo
4:30 p.m. - 9:52 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
5h 22m1 stop Toronto Pearson Intl
Multiple Airlines Logo
3:25 p.m. - 9:26 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
6h 01m1 stop Toronto Pearson Intl
C$ 1,328Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Air Canada Logo
9:55 a.m. - 2:50 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:05 a.m. - 2:22 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
5h 17m1 stop Toronto Pearson Intl
C$ 1,341Air Canada
Sat, 17 Oct - Wed, 21 Oct

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United Airlines flights from Washington, D.C. Dulles Intl Airport to London, Ontario

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to London, Ontario flight tickets
United Airlines
12 Nov
IAD6:11 a.m.Washington, D.C. Dulles Intl
8h 36m
2 stops
YXU2:47 p.m.London
19 Nov
YXU3:25 p.m.London
4h 45m
1 stop
IAD8:10 p.m.Washington, D.C. Dulles Intl
C$ 1,529
United Airlines
23 Nov
IAD1:15 p.m.Washington, D.C. Dulles Intl
8h 37m
2 stops
YXU9:52 p.m.London
30 Nov
YXU5:30 a.m.London
11h 05m
2 stops
IAD4:35 p.m.Washington, D.C. Dulles Intl
C$ 1,843

Air Canada flights from Washington, D.C. Dulles Intl Airport to London, Ontario

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to London, Ontario flight tickets
Air Canada
17 Oct
IAD9:55 a.m.Washington, D.C. Dulles Intl
4h 55m
1 stop
YXU2:50 p.m.London
21 Oct
YXU9:05 a.m.London
5h 17m
1 stop
IAD2:22 p.m.Washington, D.C. Dulles Intl
C$ 1,341
Air Canada
17 Oct
IAD12:35 p.m.Washington, D.C. Dulles Intl
7h 05m
2 stops
YXU7:40 p.m.London
21 Oct
YXU9:05 a.m.London
5h 17m
1 stop
IAD2:22 p.m.Washington, D.C. Dulles Intl
C$ 1,349
Air Canada
17 Oct
IAD12:35 p.m.Washington, D.C. Dulles Intl
7h 05m
2 stops
YXU7:40 p.m.London
21 Oct
YXU9:05 a.m.London
9h 55m
2 stops
IAD7:00 p.m.Washington, D.C. Dulles Intl
C$ 1,360

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Wed 11/11

8:05 a.m.-5:35 a.m.

2 stops21h 30m

London

Wed 18/11

10:15 a.m.-11:43 p.m.

2 stops13h 28m

C$ 843

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Wed 11/11

8:05 a.m.-5:35 a.m.

2 stops21h 30m

London

Wed 18/11

10:15 a.m.-8:11 p.m.

1 stop9h 56m

C$ 863

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Wed 11/11

8:05 a.m.-5:35 a.m.

2 stops21h 30m

London

Wed 18/11

10:15 a.m.-10:21 a.m.

3 stops24h 06m

C$ 919

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Mon 23/11

10:47 p.m.-5:35 a.m.

2 stops30h 48m

London

Mon 30/11

10:15 a.m.-10:02 p.m.

1 stop11h 47m

C$ 1,016

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Wed 11/11

11:20 a.m.-5:35 a.m.

3 stops18h 15m

London

Wed 18/11

10:15 a.m.-10:21 a.m.

3 stops24h 06m

C$ 1,095

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Thu 12/11

7:40 a.m.-5:35 a.m.

2 stops21h 55m

London

Thu 19/11

10:00 a.m.-11:43 p.m.

2 stops13h 43m

C$ 1,210

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Thu 12/11

7:40 a.m.-5:35 a.m.

2 stops21h 55m

London

Thu 19/11

10:00 a.m.-1:30 p.m.

3 stops27h 30m

C$ 1,278

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Mon 23/11

10:10 p.m.-2:42 p.m.

1 stop16h 32m

London

Mon 30/11

3:25 p.m.-8:10 p.m.

1 stop4h 45m

C$ 1,322

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Wed 11/11

4:30 p.m.-9:52 p.m.

1 stop5h 22m

London

Wed 18/11

3:25 p.m.-9:26 p.m.

1 stop6h 01m

C$ 1,328
Quickest round-trip

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - YXU London

IADYXU

Washington, D.C. Dulles Intl

Sat 17/10

9:55 a.m.-2:50 p.m.

1 stop4h 55m

London

Wed 21/10

9:05 a.m.-2:22 p.m.

1 stop5h 17m

C$ 1,341

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to London, Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to London?

Air Canada and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to London

When to book flights from Washington, D.C. Dulles Intl Airport to London, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to London, Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to London, Ontario (IAD to YXU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to London, Ontario

Best price found

C$ 465

Fastest flight time

21h 30m

Direct flights

None
The best one-way flight to London, Ontario from Washington, D.C. Dulles Intl Airport in the past 72 hours is C$ 465. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to London, Ontario found on momondo in the last 72 hours is C$ 843.
The fastest flight from Washington, D.C. Dulles Intl Airport to London, Ontario takes 21h 30m
There are no direct flights from Washington, D.C. Dulles Intl Airport to London, Ontario. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to London, Ontario.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to London, Ontario

  • How far is Washington, D.C. Dulles Intl to London by plane?

    The distance between Washington, D.C. Dulles Intl and London is about 549.2 km. A reasonable flight in good conditions will take 21h 30m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to London Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to London Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to London Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to London Airport.

  • What documentation or ID do you need to fly to London Airport?

    The travel and health documents you'll need for your trip to London Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Port Stanley

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to London for you.

Can I find flights from Washington, D.C. to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Washington, D.C..

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