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Cheap flights from London, ON to District of Columbia from C$ 341

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — IAD
23 Aug — 30 Aug1
1 adult

Cheap flight deals from London to District of Columbia

Keep the following information in mind while searching for London to District of Columbia flight deals. Data was last updated 18 August 2025.

Round-trip from

C$ 854

One-way from

C$ 341
Air Canada
  • Air Canada
  • 12/9-16/9
  • 2 total stops
  • 9h 22m total
  • London to District of Columbia
Search Deals
29/9
  • 29/9
  • 2 total stops
  • 23h 55m total
  • London to District of Columbia
Search Deals

Find flight deals from London to District of Columbia

Cheapest flights from London to District of Columbia
Explore the most affordable flight options available from London to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Fri 12/910:00 a.m.YXU - IAD
1 stop4h 25mMultiple Airlines
Tue 16/910:20 a.m.IAD - YXU
1 stop4h 57mMultiple Airlines
Deal found 18/8C$ 854
Fri 12/96:10 a.m.YXU - IAD
2 stops14h 57mUnited Airlines
Tue 16/910:14 p.m.IAD - YXU
2 stops17h 03mUnited Airlines
Deal found 18/8C$ 992
Fri 12/96:10 a.m.YXU - DCA
2 stops10h 12mMultiple Airlines
Tue 16/911:00 a.m.DCA - YXU
1 stop4h 17mMultiple Airlines
Deal found 18/8C$ 1,100
Fri 12/910:00 a.m.YXU - DCA
2 stops8h 03mUnited Airlines
Tue 16/96:00 a.m.DCA - YXU
2 stops9h 17mUnited Airlines
Deal found 18/8C$ 1,180

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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, Cheapflights users made 629,999 searches. Data last updated 18 August 2025.
Use the filters below to find and compare flights from London to District of Columbia that are best for you.

Fly from

London

Fly to

District of Columbia

Route

Depart

Return

Price

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 12/9

10:00 a.m.-2:25 p.m.

1 stop4h 25m

Washington, D.C. Dulles Intl

Tue 16/9

10:20 a.m.-3:17 p.m.

1 stop4h 57m

C$ 854

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 12/9

3:50 p.m.-7:44 p.m.

1 stop3h 54m

Washington, D.C. Reagan-National

Tue 16/9

11:00 a.m.-3:17 p.m.

1 stop4h 17m

C$ 876

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 12/9

6:10 a.m.-9:07 p.m.

2 stops14h 57m

Washington, D.C. Dulles Intl

Tue 16/9

10:14 p.m.-3:17 p.m.

2 stops17h 03m

C$ 992

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 12/9

6:10 a.m.-4:22 p.m.

2 stops10h 12m

Washington, D.C. Reagan-National

Tue 16/9

11:00 a.m.-3:17 p.m.

1 stop4h 17m

C$ 1,100

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 12/9

10:00 a.m.-6:03 p.m.

2 stops8h 03m

Washington, D.C. Reagan-National

Tue 16/9

6:00 a.m.-3:17 p.m.

2 stops9h 17m

C$ 1,180

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Mon 29/9

8:00 p.m.-7:55 p.m.

2 stops23h 55m

C$ 341

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Mon 15/9

8:00 p.m.-3:06 p.m.

3 stops43h 06m

C$ 461

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Mon 29/9

10:00 a.m.-1:38 p.m.

1 stop3h 38m

C$ 474

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Mon 15/9

3:50 p.m.-5:22 a.m.

2 stops13h 32m

C$ 529

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 1/10

3:40 p.m.-7:44 p.m.

1 stop4h 04m

C$ 543

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/8

Showing 1-10 of 12 results
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Best time to book a flight from London to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to District of Columbia

What is the cheapest month to book a flight from London, Ontario to District of Columbia?

Currently, February is the cheapest month in which you can book a flight from London, Ontario to District of Columbia (average of C$ 256). Flying from London, Ontario to District of Columbia in October is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from London to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from London to District of Columbia?

    London (YXU), located 8.6 km from the city centre, is the airport you fly out of when you book flights from London to District of Columbia.

  • How long is the flight from London, Ontario to District of Columbia?

    A quick flight from London, Ontario to District of Columbia can take about 3h 54m. Air Canada provides one of the quickest options available for as low as C$ 876. The distance between London, Ontario and District of Columbia is about 578 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from London to District of Columbia that include hotel bookings?

    Yes. In addition to deals on London to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to District of Columbia.

  • Can I find deals for business class flights from London to District of Columbia?

    Yes. Cheapflights offers flight deals from London to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London, Ontario to District of Columbia?

    Currently, February is the cheapest month in which you can book a flight from London, Ontario to District of Columbia (average of C$ 256). Flying from London, Ontario to District of Columbia in October is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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