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Cheap flights from London, Ontario to Washington, D.C. Dulles Intl Airport from $311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Washington, D.C. Dulles Intl Airport departing on 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London, Ontario to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from London, Ontario to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London, Ontario to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from London, Ontario to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London, Ontario to Washington, D.C.

Find recent round-trip train or bus tickets from London, Ontario to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
5:45 am - 9:46 amYXU-IAD
4h 01m1 stop
10:35 am - 2:50 pmIAD-YXU
4h 15m1 stop
$600United Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
9:55 am - 1:51 pmYXU-IAD
3h 56m1 stop
10:35 am - 2:50 pmIAD-YXU
4h 15m1 stop
$616United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
9:55 am - 11:59 pmYXU-IAD
14h 04m2 stops
10:35 am - 2:50 pmIAD-YXU
4h 15m1 stop
$632United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
9:55 am - 1:51 pmYXU-IAD
3h 56m1 stop
2:35 pm - 8:20 pmIAD-YXU
5h 45m1 stop
$653United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
9:55 am - 11:59 pmYXU-IAD
14h 04m2 stops
10:20 pm - 2:50 pmIAD-YXU
16h 30m2 stops
$657United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
5:45 am - 9:00 pmYXU-IAD
15h 15m2 stops
2:35 pm - 8:20 pmIAD-YXU
5h 45m1 stop
$659United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
5:45 am - 9:00 pmYXU-IAD
15h 15m2 stops
8:35 am - 8:20 pmIAD-YXU
11h 45m2 stops
$684United Airlines
Find Deal
Mon, Dec 23 - Thu, Jan 2
5:45 am - 9:46 amYXU-IAD
4h 01m1 stop
6:05 am - 2:50 pmIAD-YXU
8h 45m2 stops
$695United Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
5:45 am - 11:47 amYXU-IAD
6h 02m2 stops
12:35 pm - 8:20 pmIAD-YXU
7h 45m2 stops
$1,126United Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
8:00 pm - 11:16 pmYXU-IAD
27h 16m3 stops
3:38 pm - 7:12 pmIAD-YXU
27h 34m3 stops
$2,016
Find Deal
Sun, Jan 5 - Sun, Jan 12
5:45 am - 9:46 amYXU-IAD
4h 01m1 stop
$311United Airlines
Find Deal
Sat, Jan 4
9:55 am - 11:59 pmYXU-IAD
14h 04m2 stops
$343United Airlines
Find Deal
Sat, Jan 4
5:05 pm - 12:59 pmYXU-IAD
19h 54m3 stops
$1,535
Find Deal
Sat, Jan 4

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
Jan 5
YXU5:45 amLondon
4h 01m
1 stop
IAD9:46 amWashington, D.C. Dulles Intl
Jan 12
IAD10:35 amWashington, D.C. Dulles Intl
4h 15m
1 stop
YXU2:50 pmLondon
United Airlines
Dec 23
YXU9:55 amLondon
3h 56m
1 stop
IAD1:51 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:35 amWashington, D.C. Dulles Intl
4h 15m
1 stop
YXU2:50 pmLondon
United Airlines
Dec 23
YXU9:55 amLondon
14h 04m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:35 amWashington, D.C. Dulles Intl
4h 15m
1 stop
YXU2:50 pmLondon

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?

United Airlines 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

$311

Fastest flight time

3h 56m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from London, Ontario in the past 72 hours is $311. 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 $600.
The fastest flight from London, Ontario to Washington, D.C. Dulles Intl Airport takes 3h 56m
There are no direct flights from London, Ontario to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is London Airport - 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 3h 56m, 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.


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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