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Cheap flights from London, Ontario to District of Columbia from C$ 583

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to District of Columbia departing on 24/4. 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 District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:40 p.m. - 10:39 p.m.YXU-DCA
4h 59m1 stop
Air Canada Logo
6:00 a.m. - 5:03 p.m.DCA-YXU
11h 03m2 stops
C$ 583Air Canada
Find Deal
Fri, 24 Apr - Mon, 27 Apr
Air Canada Logo
9:25 a.m. - 3:39 p.m.YXU-IAD
6h 14m1 stop
Air Canada Logo
4:30 p.m. - 9:18 p.m.IAD-YXU
4h 48m1 stop
C$ 583Air Canada
Find Deal
Fri, 24 Apr - Tue, 28 Apr
Air Canada Logo
5:10 a.m. - 8:59 a.m.YXU-DCA
3h 49m1 stop
Air Canada Logo
9:40 a.m. - 5:03 p.m.DCA-YXU
7h 23m1 stop
C$ 633Air Canada
Find Deal
Fri, 24 Apr - Mon, 27 Apr
Air Canada Logo
5:10 a.m. - 3:24 p.m.YXU-DCA
10h 14m2 stops
Air Canada Logo
12:55 p.m. - 9:18 p.m.DCA-YXU
8h 23m2 stops
C$ 654Air Canada
Find Deal
Fri, 24 Apr - Mon, 27 Apr
Air Canada Logo
9:25 a.m. - 7:40 p.m.YXU-IAD
10h 15m2 stops
Air Canada Logo
9:55 a.m. - 5:03 p.m.IAD-YXU
7h 08m2 stops
C$ 654Air Canada
Find Deal
Fri, 24 Apr - Tue, 28 Apr
Air Canada Logo
5:10 a.m. - 8:59 a.m.YXU-DCA
3h 49m1 stop
Air Canada Logo
9:40 a.m. - 5:03 p.m.DCA-YXU
7h 23m1 stop
C$ 705Air Canada
Find Deal
Fri, 24 Apr - Mon, 27 Apr
United Airlines Logo
9:25 a.m. - 8:55 p.m.YXU-DCA
11h 30m2 stops
United Airlines Logo
6:30 a.m. - 9:21 p.m.DCA-YXU
14h 51m2 stops
C$ 906United Airlines
Find Deal
Wed, 17 Dec - Wed, 24 Dec

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
24 Apr
YXU9:25 a.m.London
6h 14m
1 stop
IAD3:39 p.m.Washington, D.C. Dulles Intl
28 Apr
IAD4:30 p.m.Washington, D.C. Dulles Intl
4h 48m
1 stop
YXU9:18 p.m.London
C$ 583
Find similar
Air Canada
24 Apr
YXU5:10 a.m.London
3h 49m
1 stop
DCA8:59 a.m.Washington, D.C. Reagan-National
27 Apr
DCA9:40 a.m.Washington, D.C. Reagan-National
7h 23m
1 stop
YXU5:03 p.m.London
C$ 633
Find similar
Air Canada
24 Apr
YXU9:25 a.m.London
10h 15m
2 stops
IAD7:40 p.m.Washington, D.C. Dulles Intl
28 Apr
IAD9:55 a.m.Washington, D.C. Dulles Intl
7h 08m
2 stops
YXU5:03 p.m.London
C$ 654
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 3 November 2025.
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

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 24/4

5:40 p.m.-10:39 p.m.

1 stop4h 59m

Washington, D.C. Reagan-National

Mon 27/4

6:00 a.m.-5:03 p.m.

2 stops11h 03m

C$ 583

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 24/4

9:25 a.m.-3:39 p.m.

1 stop6h 14m

Washington, D.C. Dulles Intl

Tue 28/4

4:30 p.m.-9:18 p.m.

1 stop4h 48m

C$ 583

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 24/4

5:10 a.m.-8:59 a.m.

1 stop3h 49m

Washington, D.C. Reagan-National

Mon 27/4

9:40 a.m.-5:03 p.m.

1 stop7h 23m

C$ 633

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 24/4

5:10 a.m.-3:24 p.m.

2 stops10h 14m

Washington, D.C. Reagan-National

Mon 27/4

12:55 p.m.-9:18 p.m.

2 stops8h 23m

C$ 654

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 24/4

9:25 a.m.-7:40 p.m.

2 stops10h 15m

Washington, D.C. Dulles Intl

Tue 28/4

9:55 a.m.-5:03 p.m.

2 stops7h 08m

C$ 654

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 24/4

5:10 a.m.-8:59 a.m.

1 stop3h 49m

Washington, D.C. Reagan-National

Mon 27/4

9:40 a.m.-5:03 p.m.

1 stop7h 23m

C$ 705

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 17/12

9:25 a.m.-8:55 p.m.

2 stops11h 30m

Washington, D.C. Reagan-National

Wed 24/12

6:30 a.m.-9:21 p.m.

2 stops14h 51m

C$ 906

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to District of Columbia from

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 time of day to depart on your flight to District of Columbia?

Our data shows that the cheapest London, Ontario to District of Columbia flights are usually those with departure times in the morning. Our users have found flights to District of Columbia in the morning for as low as C$ 651. At noon is when there is more demand to fly to District of Columbia, so prices are often more expensive at around C$ 689 per ticket.

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

Direct flights

None
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.
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  • 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.

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