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 are refreshed on a daily basis.

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.

C$ 403 Cheap Flights from London, Ontario to District of Columbia in 2026

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 a.m. - 12:00 p.m.

YXU

DCA

6h 50m

2 stops

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

DCA

YXU

9h 00m

2 stops

C$ 745Air Canada

Thu, 2 Jul - Sun, 5 Jul

5:10 a.m. - 12:00 p.m.

YXU

DCA

6h 50m

2 stops

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

DCA

YXU

9h 00m

2 stops

C$ 748Air Canada

Thu, 9 Jul - Sun, 12 Jul

10:05 a.m. - 3:24 p.m.

YXU

IAD

5h 19m

1 stop

4:20 p.m. - 9:40 p.m.

IAD

YXU

5h 20m

1 stop

C$ 748Air Canada

Tue, 25 Aug - Wed, 26 Aug

5:10 a.m. - 12:00 p.m.

YXU

DCA

6h 50m

2 stops

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

DCA

YXU

9h 00m

2 stops

C$ 749Air Canada

Thu, 9 Jul - Sun, 12 Jul

3:30 p.m. - 8:24 p.m.

YXU

IAD

4h 54m

1 stop

4:20 p.m. - 9:40 p.m.

IAD

YXU

5h 20m

1 stop

C$ 749Air Canada

Tue, 25 Aug - Wed, 26 Aug

5:40 a.m. - 3:01 p.m.

YXU

IAD

9h 21m

2 stops

4:20 p.m. - 9:40 p.m.

IAD

YXU

5h 20m

1 stop

C$ 752Air Canada

Tue, 25 Aug - Wed, 26 Aug

5:40 a.m. - 3:01 p.m.

YXU

IAD

9h 21m

2 stops

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

IAD

YXU

5h 00m

1 stop

C$ 753Air Canada

Tue, 25 Aug - Wed, 26 Aug

10:05 a.m. - 3:24 p.m.

YXU

IAD

5h 19m

1 stop

9:55 a.m. - 2:57 p.m.

IAD

YXU

5h 02m

1 stop

C$ 754Air Canada

Sat, 20 Jun - Sat, 27 Jun

6:10 p.m. - 10:31 p.m.

YXU

DCA

4h 21m

1 stop

6:59 a.m. - 5:32 p.m.

DCA

YXU

10h 33m

1 stop

C$ 964United Airlines

Fri, 19 Jun - Fri, 26 Jun

10:05 a.m. - 7:17 p.m.

YXU

DCA

9h 12m

2 stops

6:59 a.m. - 2:57 p.m.

DCA

YXU

7h 58m

1 stop

C$ 972United Airlines

Fri, 19 Jun - Fri, 26 Jun

Air Canada flights from London, Ontario to District of Columbia

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

Air Canada

2 Jul

YXU5:10 a.m.London

6h 50m

2 stops

DCA12:00 p.m.Washington, D.C. Reagan-National

5 Jul

DCA12:40 p.m.Washington, D.C. Reagan-National

9h 00m

2 stops

YXU9:40 p.m.London

C$ 745

Air Canada

25 Aug

YXU10:05 a.m.London

5h 19m

1 stop

IAD3:24 p.m.Washington, D.C. Dulles Intl

26 Aug

IAD4:20 p.m.Washington, D.C. Dulles Intl

5h 20m

1 stop

YXU9:40 p.m.London

C$ 748

Air Canada

25 Aug

YXU3:30 p.m.London

4h 54m

1 stop

IAD8:24 p.m.Washington, D.C. Dulles Intl

26 Aug

IAD4:20 p.m.Washington, D.C. Dulles Intl

5h 20m

1 stop

YXU9:40 p.m.London

C$ 749

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

19 Jun

YXU3:30 p.m.London

5h 56m

1 stop

IAD9:26 p.m.Washington, D.C. Dulles Intl

26 Jun

IAD6:33 a.m.Washington, D.C. Dulles Intl

8h 24m

2 stops

YXU2:57 p.m.London

C$ 913

United Airlines

20 Jun

YXU10:05 a.m.London

14h 54m

2 stops

IAD12:59 a.m.Washington, D.C. Dulles Intl

27 Jun

IAD9:55 a.m.Washington, D.C. Dulles Intl

5h 02m

1 stop

YXU2:57 p.m.London

C$ 920

United Airlines

19 Jun

YXU10:05 a.m.London

13h 14m

2 stops

IAD11:19 p.m.Washington, D.C. Dulles Intl

26 Jun

IAD6:33 a.m.Washington, D.C. Dulles Intl

8h 24m

2 stops

YXU2:57 p.m.London

C$ 921

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

Thu 2/7

5:10 a.m.-12:00 p.m.

2 stops6h 50m

Washington, D.C. Reagan-National

Sun 5/7

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

2 stops9h 00m

C$ 745

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Thu 9/7

5:10 a.m.-12:00 p.m.

2 stops6h 50m

Washington, D.C. Reagan-National

Sun 12/7

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

2 stops9h 00m

C$ 748

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 25/8

10:05 a.m.-3:24 p.m.

1 stop5h 19m

Washington, D.C. Dulles Intl

Wed 26/8

4:20 p.m.-9:40 p.m.

1 stop5h 20m

C$ 748

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Thu 9/7

5:10 a.m.-12:00 p.m.

2 stops6h 50m

Washington, D.C. Reagan-National

Sun 12/7

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

2 stops9h 00m

C$ 749

Quickest round-trip

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 25/8

3:30 p.m.-8:24 p.m.

1 stop4h 54m

Washington, D.C. Dulles Intl

Wed 26/8

4:20 p.m.-9:40 p.m.

1 stop5h 20m

C$ 749

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 25/8

5:40 a.m.-3:01 p.m.

2 stops9h 21m

Washington, D.C. Dulles Intl

Wed 26/8

4:20 p.m.-9:40 p.m.

1 stop5h 20m

C$ 752

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 25/8

5:40 a.m.-3:01 p.m.

2 stops9h 21m

Washington, D.C. Dulles Intl

Wed 26/8

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

1 stop5h 00m

C$ 753

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Sat 20/6

10:05 a.m.-3:24 p.m.

1 stop5h 19m

Washington, D.C. Dulles Intl

Sat 27/6

9:55 a.m.-2:57 p.m.

1 stop5h 02m

C$ 754

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 19/6

6:10 p.m.-10:31 p.m.

1 stop4h 21m

Washington, D.C. Reagan-National

Fri 26/6

6:59 a.m.-5:32 p.m.

1 stop10h 33m

C$ 964

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 19/6

10:05 a.m.-7:17 p.m.

2 stops9h 12m

Washington, D.C. Reagan-National

Fri 26/6

6:59 a.m.-2:57 p.m.

1 stop7h 58m

C$ 972

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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 is the cheapest airline that flies from London to District of Columbia?

Air Canada and United Airlines are the most popular carriers operating from London to District of Columbia

Which airlines fly to District of Columbia?

Air Canada, United Airlines and WestJet 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 travelling 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	3h 42m
Direct flights	None

The fastest flight from London, Ontario to District of Columbia takes 3h 42m

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 are refreshed on a daily basis.
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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to District of Columbia for you.

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

Flights from London to District of Columbia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 District of Columbia.

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

Yes. momondo can track prices for London to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.