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Cheap flights from London, Ontario to Washington, D.C. from C$ 384

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London, Ontario to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:40 a.m. - 11:21 a.m.YXU  London-IAD Washington, D.C. Dulles Intl
5h 41m1 stop Toronto Pearson Intl
Multiple Airlines Logo
9:55 a.m. - 2:50 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
4h 55m1 stop Toronto Pearson Intl
C$ 759Multiple Airlines
Sat, 19 Sep - Thu, 24 Sep
Air Canada Logo
10:05 a.m. - 3:25 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
5h 20m1 stop Toronto Pearson Intl
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
C$ 812Air Canada
Fri, 16 Oct - Sun, 18 Oct
Multiple Airlines Logo
10:05 a.m. - 3:25 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
5h 20m1 stop Toronto Pearson Intl
Multiple Airlines Logo
8:15 a.m. - 2:50 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
6h 35m2 stops Ottawa Toronto Pearson Intl
C$ 915Multiple Airlines
Sat, 19 Sep - Thu, 24 Sep
Air Canada Logo
3:30 p.m. - 8:00 p.m.YXU  London-DCA Washington, D.C. Reagan-National
4h 30m1 stop Toronto Pearson Intl
Air Canada Logo
11:00 a.m. - 2:55 p.m.DCA  Washington, D.C. Reagan-National-YXU London
3h 55m1 stop Toronto Pearson Intl
C$ 922Air Canada
Thu, 1 Oct - Mon, 5 Oct
Air Canada Logo
3:25 p.m. - 8:10 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 a.m. - 2:47 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
4h 52m1 stop Toronto Pearson Intl
C$ 922Air Canada
Sun, 22 Nov - Thu, 26 Nov
Air Canada Logo
5:40 a.m. - 12:00 p.m.YXU  London-DCA Washington, D.C. Reagan-National
6h 20m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
12:40 p.m. - 9:40 p.m.DCA  Washington, D.C. Reagan-National-YXU London
9h 00m2 stops Ottawa Toronto Pearson Intl
C$ 923Air Canada
Thu, 1 Oct - Mon, 5 Oct
Air Canada Logo
3:25 p.m. - 8:10 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 a.m. - 2:47 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
4h 52m1 stop Toronto Pearson Intl
C$ 923Air Canada
Sun, 22 Nov - Thu, 26 Nov
Air Canada Logo
5:40 a.m. - 12:00 p.m.YXU  London-DCA Washington, D.C. Reagan-National
6h 20m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
9:40 a.m. - 5:43 p.m.DCA  Washington, D.C. Reagan-National-YXU London
8h 03m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 926Air Canada
Thu, 1 Oct - Mon, 5 Oct
Air Canada Logo
9:15 a.m. - 8:23 p.m.YXU  London-IAD Washington, D.C. Dulles Intl
11h 08m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:55 a.m. - 2:47 p.m.IAD  Washington, D.C. Dulles Intl-YXU London
4h 52m1 stop Toronto Pearson Intl
C$ 926Air Canada
Sun, 22 Nov - Thu, 26 Nov
Air Canada Logo
5:40 a.m. - 12:00 p.m.YXU  London-DCA Washington, D.C. Reagan-National
6h 20m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
9:40 a.m. - 5:43 p.m.DCA  Washington, D.C. Reagan-National-YXU London
8h 03m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 927Air Canada
Thu, 1 Oct - Mon, 5 Oct

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WestJet flights from London, Ontario to Washington, D.C.

Our best WestJet deals on London, Ontario to Washington, D.C. flight tickets
WestJet
24 Aug
YXU6:10 a.m.London
12h 00m
1 stop
IAD6:10 p.m.Washington, D.C. Dulles Intl
31 Aug
IAD7:00 p.m.Washington, D.C. Dulles Intl
10h 20m
1 stop
YXU5:20 a.m.London
C$ 2,282
WestJet
4 Sep
YXU6:10 a.m.London
12h 00m
1 stop
IAD6:10 p.m.Washington, D.C. Dulles Intl
7 Sep
IAD7:00 p.m.Washington, D.C. Dulles Intl
10h 20m
1 stop
YXU5:20 a.m.London
C$ 3,646

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

Our best Air Canada deals on London, Ontario to Washington, D.C. flight tickets
Air Canada
16 Oct
YXU10:05 a.m.London
5h 20m
1 stop
IAD3:25 p.m.Washington, D.C. Dulles Intl
18 Oct
IAD9:55 a.m.Washington, D.C. Dulles Intl
4h 55m
1 stop
YXU2:50 p.m.London
C$ 812
Air Canada
22 Nov
YXU3:25 p.m.London
4h 45m
1 stop
IAD8:10 p.m.Washington, D.C. Dulles Intl
26 Nov
IAD9:55 a.m.Washington, D.C. Dulles Intl
4h 52m
1 stop
YXU2:47 p.m.London
C$ 922
Air Canada
22 Nov
YXU3:25 p.m.London
4h 45m
1 stop
IAD8:10 p.m.Washington, D.C. Dulles Intl
26 Nov
IAD9:55 a.m.Washington, D.C. Dulles Intl
4h 52m
1 stop
YXU2:47 p.m.London
C$ 923

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

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

YXUIAD

London

Sat 19/9

5:40 a.m.-11:21 a.m.

1 stop5h 41m

Washington, D.C. Dulles Intl

Thu 24/9

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

1 stop4h 55m

C$ 759

LondonWashington, D.C.

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

YXUIAD

London

Fri 16/10

10:05 a.m.-3:25 p.m.

1 stop5h 20m

Washington, D.C. Dulles Intl

Sun 18/10

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

1 stop4h 55m

C$ 812

LondonWashington, D.C.

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

YXUIAD

London

Sat 19/9

10:05 a.m.-3:25 p.m.

1 stop5h 20m

Washington, D.C. Dulles Intl

Thu 24/9

8:15 a.m.-2:50 p.m.

2 stops6h 35m

C$ 915
Quickest round-trip

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 1/10

3:30 p.m.-8:00 p.m.

1 stop4h 30m

Washington, D.C. Reagan-National

Mon 5/10

11:00 a.m.-2:55 p.m.

1 stop3h 55m

C$ 922

LondonWashington, D.C.

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

YXUIAD

London

Sun 22/11

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

1 stop4h 45m

Washington, D.C. Dulles Intl

Thu 26/11

9:55 a.m.-2:47 p.m.

1 stop4h 52m

C$ 922

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 1/10

5:40 a.m.-12:00 p.m.

2 stops6h 20m

Washington, D.C. Reagan-National

Mon 5/10

12:40 p.m.-9:40 p.m.

2 stops9h 00m

C$ 923

LondonWashington, D.C.

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

YXUIAD

London

Sun 22/11

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

1 stop4h 45m

Washington, D.C. Dulles Intl

Thu 26/11

9:55 a.m.-2:47 p.m.

1 stop4h 52m

C$ 923

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 1/10

5:40 a.m.-12:00 p.m.

2 stops6h 20m

Washington, D.C. Reagan-National

Mon 5/10

9:40 a.m.-5:43 p.m.

2 stops8h 03m

C$ 926

LondonWashington, D.C.

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

YXUIAD

London

Sun 22/11

9:15 a.m.-8:23 p.m.

2 stops11h 08m

Washington, D.C. Dulles Intl

Thu 26/11

9:55 a.m.-2:47 p.m.

1 stop4h 52m

C$ 926

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 1/10

5:40 a.m.-12:00 p.m.

2 stops6h 20m

Washington, D.C. Reagan-National

Mon 5/10

9:40 a.m.-5:43 p.m.

2 stops8h 03m

C$ 927

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London, Ontario to Washington, D.C.

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

Can stopping save me money on London, Ontario to Washington, D.C. flights?

You could potentially save up to 57% on your flight if you consider stops on a London, Ontario to Washington, D.C. flight.

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

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

Cheap London, Ontario to Washington, D.C. (YXU to WAS) flight deals and tips

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

Best price found

C$ 384

Fastest flight time

4h 11m

Direct flights

None
The best one-way flight to Washington, D.C. from London, Ontario in the past 72 hours is C$ 384. The best round-trip flight deal from London, Ontario to Washington, D.C. found on momondo in the last 72 hours is C$ 759.
The fastest flight from London, Ontario to Washington, D.C. takes 4h 11m
There are no direct flights from London, Ontario to Washington, D.C.. There are no popular flight routes from London, Ontario to Washington, D.C..
Search flight deals

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

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

    London and Washington, D.C. are 573.8 km apart from one another. A reasonable flight in good conditions will take 4h 11m.

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

    Prices for flights from London Airport to Washington, D.C. refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg
Gaithersburg
Arlington
Alexandria
Fairfax
National Harbor
Fredericksburg
Woodbridge
Herndon
Silver Spring
Falls Church
Easton
Rockville
McLean
Tysons

Why use momondo?

Why should I use momondo to find a flight deal from London to Washington, D.C.?

It is quick and easy to find London to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

All flight searches from London to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between London and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport