How long is the flight from London, Ontario to Washington, D.C.?

Air Canada can get you from London, Ontario to Washington, D.C. in just under 6h 49m. Your travel time can differ by up to . The distance from London, Ontario to Washington, D.C. is about 578 km.

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular routes from London, Ontario to Washington, D.C.?

When deciding which route to take from London, Ontario to Washington, D.C. consider London - Washington, D.C. Reagan-National, London - Washington, D.C. Dulles Intl or London - Baltimore/Washington as they are the most popular.

What is the cheapest time of day to fly from YXU to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Washington, D.C. as you normally would.

What airport do you fly from for flights from London to Washington, D.C.?

Most people fly from London (YXU) if they book a flight from London to Washington, D.C.. On average, London has 0 outbound flights to Washington, D.C. per day from 0 airlines. London is conveniently located just 8.6 km from London’s city centre.

Can I find deals for flights from London to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on London to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from London to Washington, D.C.?

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

Can I find deals for business class flights from London to Washington, D.C.?

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

C$ 430+ Cheap Flights from London, ON to Washington, D.C.

Cheap flight deals from London to Washington, D.C.

Enter your travel dates to find the best prices.

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Cheapest flights from London to Washington, D.C.
Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 October 2026.

Fri 20/119:30 a.m. -

1 stop7h 28m

Sun 22/117:55 a.m. -

1 stop9h 50m

Deal found 4/10C$ 840

Mon 2/113:25 p.m. -

1 stop4h 33m

Mon 9/119:40 a.m. -

1 stop5h 02m

Deal found 3/10C$ 924

Sun 20/123:20 p.m. -

1 stop4h 38m

Thu 24/129:40 a.m. -

1 stop12h 12m

Deal found 3/10C$ 1,144

Mon 21/125:30 a.m. -

1 stop14h 28m

Sat 26/129:40 a.m. -

1 stop5h 02m

Deal found 7/10C$ 1,199

Fri 20/115:30 a.m. -

2 stops8h 57m

Sun 22/116:25 a.m. -

2 stops8h 17m

Deal found 4/10C$ 1,226

Mon 21/125:30 a.m. -

2 stops10h 00m

Sat 26/129:40 a.m. -

1 stop5h 02m

Deal found 7/10C$ 1,269

Sun 20/125:30 a.m. -

2 stops7h 46m

Thu 24/126:00 a.m. -

2 stops15h 52m

Deal found 3/10C$ 1,282

Mon 21/125:30 a.m. -

2 stops10h 00m

Sat 26/1211:05 a.m. -

2 stops10h 47m

Deal found 7/10C$ 1,403

Find flight deals from London to Washington, D.C.

Round-trip from	C$ 840
One-way from	C$ 430

20/11-22/11
2 total stops
17h 18m total
London to Washington, D.C.

Search Deals

19/11-31/12
3 total stops
26h 59m total
London to Washington, D.C.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 19/11

10:00 a.m.-12:59 p.m.

3 stops26h 59m

Washington, D.C. Reagan-National

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 430

Quickest round-trip

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 19/11

3:25 p.m.-7:58 p.m.

1 stop4h 33m

Washington, D.C. Reagan-National

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 486

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Thu 19/11

5:30 a.m.-12:29 p.m.

2 stops6h 59m

Washington, D.C. Reagan-National

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 669

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Fri 20/11

9:30 a.m.-4:58 p.m.

1 stop7h 28m

Washington, D.C. Reagan-National

Sun 22/11

7:55 a.m.-5:45 p.m.

1 stop9h 50m

C$ 840

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Mon 2/11

3:25 p.m.-7:58 p.m.

1 stop4h 33m

Washington, D.C. Reagan-National

Mon 9/11

9:40 a.m.-2:42 p.m.

1 stop5h 02m

C$ 924

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Sat 20/2

3:20 p.m.-7:58 p.m.

1 stop4h 38m

Washington, D.C. Reagan-National

Wed 24/2

9:40 a.m.-2:42 p.m.

1 stop5h 02m

C$ 1,092

LondonWashington, D.C.

YXU London - DCA Washington, D.C. Reagan-National

YXUDCA

London

Fri 20/11

5:30 a.m.-2:27 p.m.

2 stops8h 57m

Washington, D.C. Reagan-National

Sun 22/11

6:25 a.m.-2:42 p.m.

2 stops8h 17m

C$ 1,226

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Sorted by cheapest first

Best time to book a flight from London to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from London with our price prediction graph.

YXU-WAS

YXU-DCA

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.

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Everything you need to know about your flight from London to Washington, D.C.

YXU-WAS

YXU-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from London to Washington, D.C.?
Most people fly from London (YXU) if they book a flight from London to Washington, D.C.. On average, London has 0 outbound flights to Washington, D.C. per day from 0 airlines. London is conveniently located just 8.6 km from London’s city centre.
How long is the flight from London, Ontario to Washington, D.C.?
Air Canada can get you from London, Ontario to Washington, D.C. in just under 6h 49m. Your travel time can differ by up to . The distance from London, Ontario to Washington, D.C. is about 578 km.
What are the most popular routes from London, Ontario to Washington, D.C.?
When deciding which route to take from London, Ontario to Washington, D.C. consider London - Washington, D.C. Reagan-National, London - Washington, D.C. Dulles Intl or London - Baltimore/Washington as they are the most popular.
Can I find deals for flights from London to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on London to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Washington, D.C..
Can I find deals for business class flights from London to Washington, D.C.?
Yes. Cheapflights offers flight deals from London to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from London, ON to Washington, D.C. from C$ 430

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Washington, D.C.

Cheapest flights from London to Washington, D.C.Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 October 2026.

Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 October 2026.

Best flights from London to Washington, D.C.Discover carefully curated flight deals from London to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 October 2026.

Discover carefully curated flight deals from London to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 October 2026.

Last-minute flights from London to Washington, D.C.Discover last-minute flight deals from London to Washington, D.C.. Data last updated 7 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Washington, D.C.. Data last updated 7 October 2026 and is based on user searches.

One-way flights from London to Washington, D.C.Search for one-way flight options from London to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 7 October 2026.

Search for one-way flight options from London to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 7 October 2026.

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Related info for your journey

What airport do you fly from for flights from London to Washington, D.C.?

How long is the flight from London, Ontario to Washington, D.C.?

What are the most popular routes from London, Ontario to Washington, D.C.?

Can I find deals for flights from London to Washington, D.C. that include hotel bookings?

How can I find direct flights from London to Washington, D.C.?

Can I find deals for business class flights from London to Washington, D.C.?

Travelling to a place near Washington, D.C.?

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Cheapest flights from London to Washington, D.C.
Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 October 2026.

Best flights from London to Washington, D.C.
Discover carefully curated flight deals from London to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 October 2026.

Last-minute flights from London to Washington, D.C.
Discover last-minute flight deals from London to Washington, D.C.. Data last updated 7 October 2026 and is based on user searches.

One-way flights from London to Washington, D.C.
Search for one-way flight options from London to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 7 October 2026.