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. are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$277 Cheap Flights from London to Washington, D.C. in 2025/26

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 10:35 pmYXU-DCA

4h 55m1 stop

6:59 am - 5:05 pmDCA-YXU

10h 06m1 stop

$502Air Canada

Find Deal

vie., dic. 12 - dom., dic. 14

9:25 am - 3:46 pmYXU-IAD

6h 21m1 stop

9:00 am - 9:21 pmIAD-YXU

12h 21m1 stop

$502Air Canada

Find Deal

vie., dic. 12 - dom., dic. 14

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

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

vie. 12/12

5:40 pm-10:35 pm

1 stop4h 55m

Washington, D.C. Reagan-National

dom. 12/14

6:59 am-5:05 pm

1 stop10h 06m

$502

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

vie. 12/12

9:25 am-3:46 pm

1 stop6h 21m

Washington, D.C. Dulles Intl

dom. 12/14

9:00 am-9:21 pm

1 stop12h 21m

$502

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

mar. 11/4

5:40 pm-10:35 pm

1 stop4h 55m

$277

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

mar. 11/4

9:25 am-3:46 pm

1 stop6h 21m

$277

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

dom. 11/30

5:15 am-8:55 am

1 stop3h 40m

$450

LondonBaltimore

YXU - BWI

YXUBWI

London

dom. 11/30

8:10 pm-10:08 am

3 stops37h 58m

$468

LondonBaltimore

YXU - BWI

YXUBWI

London

dom. 11/30

8:10 pm-7:31 pm

2 stops47h 21m

$522

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

dom. 11/30

5:40 pm-9:20 pm

1 stop3h 40m

$723

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

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

What airlines fly to Washington, D.C.?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Washington, D.C. from London, Ontario according to our data. Air Canada is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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.

Direct flights	None

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..

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How far is London to Washington, D.C. by plane?
The distance between London and Washington, D.C. is about 356.5 mi. Flights usually cover this in 4h 55m, 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.?
Prices for flights from London Airport to Washington, D.C. are refreshed on a daily basis.
How old do you have to be to fly from London Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Alexandria

National Harbor

Gettysburg

Arlington

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Rockville

Manassas

Reston

Fairfax

Gaithersburg

Glen Burnie

Springfield

Linthicum Heights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from London.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from London with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Washington, D.C..

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

Price alerts on flights to Washington, D.C. from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.