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Cheap flights from London, Ontario to Washington, D.C. from $449

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.
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
6:10 am - 2:50 pmIAD  Washington, D.C. Dulles Intl-YXU London
8h 40m2 stops Chicago O'Hare Intl Toronto Pearson Intl
$601Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
9:05 am - 7:00 pmYXU  London-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
10:30 am - 7:40 pmIAD  Washington, D.C. Dulles Intl-YXU London
9h 10m2 stops Chicago O'Hare Intl Toronto Pearson Intl
$604Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 am - 2:50 pmIAD  Washington, D.C. Dulles Intl-YXU London
4h 55m1 stop Toronto Pearson Intl
$653Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 am - 2:50 pmIAD  Washington, D.C. Dulles Intl-YXU London
4h 55m1 stop Toronto Pearson Intl
$654Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 am - 2:50 pmIAD  Washington, D.C. Dulles Intl-YXU London
4h 55m1 stop Toronto Pearson Intl
$655Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:45 am - 7:40 pmIAD  Washington, D.C. Dulles Intl-YXU London
9h 55m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$656Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:45 am - 7:40 pmIAD  Washington, D.C. Dulles Intl-YXU London
9h 55m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$657Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
3:30 pm - 8:25 pmYXU  London-IAD Washington, D.C. Dulles Intl
4h 55m1 stop Toronto Pearson Intl
Air Canada Logo
9:45 am - 7:40 pmIAD  Washington, D.C. Dulles Intl-YXU London
9h 55m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$658Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
9:05 am - 7:00 pmYXU  London-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:45 am - 5:43 pmIAD  Washington, D.C. Dulles Intl-YXU London
7h 58m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$660Air Canada
Tue, Oct 20 - Sat, Oct 24
Air Canada Logo
9:05 am - 7:00 pmYXU  London-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:45 am - 5:43 pmIAD  Washington, D.C. Dulles Intl-YXU London
7h 58m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$662Air Canada
Tue, Oct 20 - Sat, Oct 24

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

Our best United Airlines deals on London, Ontario to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Nov 2
YXU3:25 pmLondon
4h 45m
1 stop
IAD8:10 pmWashington, D.C. Dulles Intl
Nov 9
IAD4:30 pmWashington, D.C. Dulles Intl
5h 27m
1 stop
YXU9:57 pmLondon
$736
United Airlines
Nov 2
YXU3:25 pmLondon
9h 05m
2 stops
IAD12:30 amWashington, D.C. Dulles Intl
Nov 9
IAD6:12 amWashington, D.C. Dulles Intl
8h 35m
2 stops
YXU2:47 pmLondon
$741
United Airlines
Sep 28
YXU10:05 amLondon
5h 20m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Oct 1
IAD10:40 pmWashington, D.C. Dulles Intl
16h 10m
2 stops
YXU2:50 pmLondon
$832

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

Our best Air Canada deals on London, Ontario to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Oct 20
YXU3:30 pmLondon
4h 55m
1 stop
IAD8:25 pmWashington, D.C. Dulles Intl
Oct 24
IAD6:10 amWashington, D.C. Dulles Intl
8h 40m
2 stops
YXU2:50 pmLondon
$601
Air Canada
Oct 20
YXU9:05 amLondon
9h 55m
2 stops
IAD7:00 pmWashington, D.C. Dulles Intl
Oct 24
IAD10:30 amWashington, D.C. Dulles Intl
9h 10m
2 stops
YXU7:40 pmLondon
$604
Air Canada
Oct 20
YXU3:30 pmLondon
4h 55m
1 stop
IAD8:25 pmWashington, D.C. Dulles Intl
Oct 24
IAD9:55 amWashington, D.C. Dulles Intl
4h 55m
1 stop
YXU2:50 pmLondon
$653

momondo Fare Finder

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

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

6:10 am-2:50 pm

2 stops8h 40m

$601

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

9:05 am-7:00 pm

2 stops9h 55m

Washington, D.C. Dulles Intl

Sat 10/24

10:30 am-7:40 pm

2 stops9h 10m

$604
Quickest round-trip

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:55 am-2:50 pm

1 stop4h 55m

$653

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:55 am-2:50 pm

1 stop4h 55m

$654

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:55 am-2:50 pm

1 stop4h 55m

$655

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:45 am-7:40 pm

2 stops9h 55m

$656

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:45 am-7:40 pm

2 stops9h 55m

$657

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

3:30 pm-8:25 pm

1 stop4h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:45 am-7:40 pm

2 stops9h 55m

$658

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

9:05 am-7:00 pm

2 stops9h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:45 am-5:43 pm

2 stops7h 58m

$660

LondonWashington, D.C.

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

YXUIAD

London

Tue 10/20

9:05 am-7:00 pm

2 stops9h 55m

Washington, D.C. Dulles Intl

Sat 10/24

9:45 am-5:43 pm

2 stops7h 58m

$662

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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. Dulles Intl Airport

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 London to Washington, D.C. Dulles Intl?

Air Canada is the most popular carrier operating from London to Washington, D.C. Dulles Intl

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

Are you open to changing your travel dates? Check out the ideal times to fly from London, Ontario to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (YXU to IAD) flight deals and tips

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

Best Price Found

$449

Fastest flight time

4h 45m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from London, Ontario in the past 72 hours is $449. The best round-trip flight deal from London, Ontario to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $601.
The fastest flight from London, Ontario to Washington, D.C. Dulles Intl Airport takes 4h 45m
There are no direct flights from London, Ontario to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from London, Ontario to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

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

    Washington, D.C. Dulles Intl is 341.3 mi away from London. Flights usually cover this in 4h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

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

    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. Dulles Intl Airport.

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

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Fredericksburg
Waldorf
Laurel
Woodbridge
Linthicum Heights
Gaithersburg
Rockville
Silver Spring
Towson
Sterling
Fairfax
Springfield
Glen Burnie
Edgewood
Martinsburg

Why use momondo?

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

Finding the right flight to Washington, D.C. from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of London to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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