When did momondo last update prices for flights from London Airport to District of Columbia?

Prices for flights from London Airport to District of Columbia were last updated today.

How old do you have to be to fly from London Airport to District of Columbia?

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 London Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$542 Cheap Flights from London, Ontario to District of Columbia in 2026

Find the cheapest flights from London, Ontario to District of Columbia

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 am - 12:00 pm

YXU

DCA

6h 20m

2 stops

12:40 pm - 9:40 pm

DCA

YXU

9h 00m

2 stops

$542Air Canada

Wed, Sep 16 - Sat, Sep 19

5:40 am - 12:00 pm

YXU

DCA

6h 20m

2 stops

12:40 pm - 9:40 pm

DCA

YXU

9h 00m

2 stops

$543Air Canada

Wed, Sep 16 - Sat, Sep 19

10:05 am - 3:24 pm

YXU

IAD

5h 19m

1 stop

4:20 pm - 9:40 pm

IAD

YXU

5h 20m

1 stop

$573Air Canada

Tue, Sep 1 - Wed, Sep 2

10:05 am - 10:59 pm

YXU

IAD

12h 54m

2 stops

9:55 am - 2:55 pm

IAD

YXU

5h 00m

1 stop

$640United Airlines

Tue, Sep 1 - Wed, Sep 2

5:40 am - 4:02 pm

YXU

IAD

10h 22m

2 stops

6:15 am - 2:55 pm

IAD

YXU

8h 40m

2 stops

$646United Airlines

Tue, Sep 1 - Wed, Sep 2

2:40 pm - 11:50 pm

YXU

DCA

9h 10m

2 stops

3:15 pm - 5:20 am

DCA

YXU

14h 05m

2 stops

$943WestJet

Tue, Sep 1 - Wed, Sep 2

6:10 am - 10:59 pm

YXU

DCA

16h 49m

2 stops

6:00 am - 5:20 am

DCA

YXU

23h 20m

2 stops

$1,115WestJet

Sat, Jul 25 - Tue, Jul 28

6:10 am - 11:49 am

YXU

IAD

29h 39m

2 stops

3:02 pm - 5:20 am

IAD

YXU

14h 18m

2 stops

$1,115WestJet

Sat, Jul 25 - Tue, Jul 28

2:40 pm - 11:21 pm

YXU

IAD

8h 41m

2 stops

11:25 am - 5:20 am

IAD

YXU

17h 55m

3 stops

$1,241Multiple Airlines

Tue, Sep 1 - Wed, Sep 2

6:10 am - 11:21 pm

YXU

IAD

17h 11m

3 stops

11:25 am - 5:20 am

IAD

YXU

17h 55m

3 stops

$1,391Multiple Airlines

Tue, Sep 1 - Wed, Sep 2

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WestJet flights from London, Ontario to District of Columbia

Our best WestJet deals on London, Ontario to District of Columbia flight tickets

WestJet

Sep 1

YXU2:40 pmLondon

9h 10m

2 stops

DCA11:50 pmWashington, D.C. Reagan-National

Sep 2

DCA3:15 pmWashington, D.C. Reagan-National

14h 05m

2 stops

YXU5:20 amLondon

$943

WestJet

Jul 25

YXU6:10 amLondon

29h 39m

2 stops

IAD11:49 amWashington, D.C. Dulles Intl

Jul 28

IAD3:02 pmWashington, D.C. Dulles Intl

14h 18m

2 stops

YXU5:20 amLondon

$1,115

WestJet

Jun 26

YXU6:10 amLondon

17h 04m

2 stops

IAD11:14 pmWashington, D.C. Dulles Intl

Jul 1

IAD11:05 amWashington, D.C. Dulles Intl

18h 15m

2 stops

YXU5:20 amLondon

$1,239

United Airlines flights from London, Ontario to District of Columbia

Our best United Airlines deals on London, Ontario to District of Columbia flight tickets

United Airlines

Sep 1

YXU10:05 amLondon

12h 54m

2 stops

IAD10:59 pmWashington, D.C. Dulles Intl

Sep 2

IAD9:55 amWashington, D.C. Dulles Intl

5h 00m

1 stop

YXU2:55 pmLondon

$640

United Airlines

Sep 1

YXU5:40 amLondon

10h 22m

2 stops

IAD4:02 pmWashington, D.C. Dulles Intl

Sep 2

IAD6:15 amWashington, D.C. Dulles Intl

8h 40m

2 stops

YXU2:55 pmLondon

$646

United Airlines

Jun 26

YXU3:30 pmLondon

4h 54m

1 stop

IAD8:24 pmWashington, D.C. Dulles Intl

Jul 1

IAD10:31 amWashington, D.C. Dulles Intl

11h 09m

2 stops

YXU9:40 pmLondon

$1,179

momondo Fare Finder

Use the filters below to find and compare flights from London, Ontario to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 9/16

5:40 am-12:00 pm

2 stops6h 20m

Washington, D.C. Reagan-National

Sat 9/19

12:40 pm-9:40 pm

2 stops9h 00m

$542

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 9/16

5:40 am-12:00 pm

2 stops6h 20m

Washington, D.C. Reagan-National

Sat 9/19

12:40 pm-9:40 pm

2 stops9h 00m

$543

Quickest round-trip

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 9/1

10:05 am-3:24 pm

1 stop5h 19m

Washington, D.C. Dulles Intl

Wed 9/2

4:20 pm-9:40 pm

1 stop5h 20m

$573

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 9/1

10:05 am-10:59 pm

2 stops12h 54m

Washington, D.C. Dulles Intl

Wed 9/2

9:55 am-2:55 pm

1 stop5h 00m

$640

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 9/1

5:40 am-4:02 pm

2 stops10h 22m

Washington, D.C. Dulles Intl

Wed 9/2

6:15 am-2:55 pm

2 stops8h 40m

$646

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Tue 9/1

2:40 pm-11:50 pm

2 stops9h 10m

Washington, D.C. Reagan-National

Wed 9/2

3:15 pm-5:20 am

2 stops14h 05m

$943

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sat 7/25

6:10 am-10:59 pm

2 stops16h 49m

Washington, D.C. Reagan-National

Tue 7/28

6:00 am-5:20 am

2 stops23h 20m

$1,115

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Sat 7/25

6:10 am-11:49 am

2 stops29h 39m

Washington, D.C. Dulles Intl

Tue 7/28

3:02 pm-5:20 am

2 stops14h 18m

$1,115

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 9/1

2:40 pm-11:21 pm

2 stops8h 41m

Washington, D.C. Dulles Intl

Wed 9/2

11:25 am-5:20 am

3 stops17h 55m

$1,241

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 9/1

6:10 am-11:21 pm

3 stops17h 11m

Washington, D.C. Dulles Intl

Wed 9/2

11:25 am-5:20 am

3 stops17h 55m

$1,391

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from London, Ontario to District of Columbia

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 airlines fly to District of Columbia?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to District of Columbia from London, Ontario according to our data. Air Canada is the first choice among our users, with 68% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 6 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

Cheap London, Ontario to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to District of Columbia

Fastest flight time	4h 54m
Direct flights	None

The fastest flight from London, Ontario to District of Columbia takes 4h 54m

There are no direct flights from London, Ontario to District of Columbia. There are no popular flight routes from London, Ontario to District of Columbia.

Search flight deals

Frequently asked questions about flying from London, Ontario to District of Columbia

When did momondo last update prices for flights from London Airport to District of Columbia?
Prices for flights from London Airport to District of Columbia were last updated today.
How old do you have to be to fly from London Airport to District of Columbia?
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 London Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from London to District of Columbia?

Finding the right flight to District of Columbia 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 District of Columbia quick and easy, saving you time and money.

Can I find flights from London to District of Columbia with flexible booking policies on momondo?

momondo does allow users to show only those flights to District of Columbia from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to District of Columbia?

Once all potential London to District of Columbia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to District of Columbia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to District of Columbia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to District of Columbia and let you know when they change.