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

Air Canada and United Airlines can get you from London, Ontario to Washington, D.C. in just under 3h 42m. Your travel time can differ by up to 48m. The distance from London, Ontario to Washington, D.C. is about 578 km. This flight may include one or multiple stops.

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. Dulles Intl, London - Baltimore/Washington or London - Washington, D.C. Reagan-National 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$ 421+ 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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Best

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One-way

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 27 May 2026.

Fri 4/123:25 p.m.

YXU

DCA

1 stop4h 32m

Air Canada

Sun 6/1212:55 p.m.

DCA

YXU

2 stops8h 51m

Air Canada

Deal found 25/5C$ 717

Fri 23/106:20 p.m.

YXU

DCA

1 stop4h 14m

Air Canada

Sat 24/1011:00 a.m.

DCA

YXU

1 stop3h 55m

Air Canada

Deal found 22/5C$ 718

Thu 9/710:05 a.m.

YXU

IAD

1 stop5h 19m

Air Canada

Mon 13/79:55 a.m.

IAD

YXU

1 stop5h 00m

Air Canada

Deal found 24/5C$ 746

Sun 7/610:05 a.m.

YXU

IAD

1 stop5h 24m

Air Canada

Sun 14/69:45 a.m.

IAD

YXU

2 stops11h 53m

Air Canada

Deal found 22/5C$ 770

Thu 23/73:30 p.m.

YXU

IAD

1 stop4h 54m

Air Canada

Sat 1/84:20 p.m.

IAD

YXU

1 stop5h 20m

Air Canada

Deal found 26/5C$ 780

Wed 1/710:05 a.m.

YXU

IAD

1 stop5h 19m

United Airlines

Wed 8/76:10 a.m.

IAD

YXU

2 stops8h 45m

United Airlines

Deal found 25/5C$ 851

Sat 4/75:10 a.m.

YXU

DCA

1 stop3h 42m

United Airlines

Wed 8/77:15 a.m.

DCA

YXU

2 stops7h 40m

United Airlines

Deal found 23/5C$ 852

Sat 4/710:05 a.m.

YXU

IAD

1 stop5h 19m

United Airlines

Wed 8/76:10 a.m.

IAD

YXU

2 stops8h 45m

United Airlines

Deal found 23/5C$ 852

Sun 7/65:10 a.m.

YXU

DCA

1 stop3h 43m

United Airlines

Sun 14/67:15 a.m.

DCA

YXU

2 stops7h 43m

United Airlines

Deal found 22/5C$ 856

Sun 7/610:05 a.m.

YXU

IAD

1 stop5h 24m

United Airlines

Sun 14/64:05 p.m.

IAD

YXU

1 stop5h 33m

United Airlines

Deal found 22/5C$ 856

Sun 7/63:30 p.m.

YXU

DCA

2 stops20h 31m

Air Canada

Sun 14/612:45 p.m.

DCA

YXU

2 stops8h 53m

Air Canada

Deal found 22/5C$ 882

Wed 18/115:45 a.m.

YXU

BWI

2 stops8h 12m

United Airlines

Sun 22/1110:45 a.m.

BWI

YXU

2 stops11h 01m

United Airlines

Deal found 24/5C$ 1,033

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

Round-trip from	C$ 718
One-way from	C$ 421

Air Canada
23/10-24/10
2 total stops
8h 09m total
London to Washington, D.C.

Search Deals

Air Canada
10/7
1 total stop
4h 27m 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.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Fri 23/10

3:30 p.m.-8:00 p.m.

1 stop4h 30m

Washington, D.C. Reagan-National

Sat 24/10

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

2 stops9h 00m

C$ 718

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Thu 9/7

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

1 stop5h 19m

Washington, D.C. Dulles Intl

Mon 13/7

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

1 stop5h 20m

C$ 746

Quickest round-trip

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Wed 1/7

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

1 stop4h 54m

Washington, D.C. Dulles Intl

Wed 8/7

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

1 stop5h 00m

C$ 755

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Sat 4/7

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

1 stop5h 19m

Washington, D.C. Dulles Intl

Wed 8/7

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

1 stop5h 00m

C$ 755

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sat 4/7

5:10 a.m.-8:52 a.m.

1 stop3h 42m

Washington, D.C. Reagan-National

Wed 8/7

7:15 a.m.-2:55 p.m.

2 stops7h 40m

C$ 852

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 7/6

5:10 a.m.-8:53 a.m.

1 stop3h 43m

Washington, D.C. Reagan-National

Sun 14/6

7:15 a.m.-2:58 p.m.

2 stops7h 43m

C$ 856

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 7/6

3:30 p.m.-12:01 p.m.

2 stops20h 31m

Washington, D.C. Reagan-National

Sun 14/6

12:45 p.m.-9:38 p.m.

2 stops8h 53m

C$ 882

LondonBaltimore

YXU - BWI

YXUBWI

London

Wed 18/11

9:45 a.m.-12:38 a.m.

2 stops14h 53m

Baltimore/Washington

Sun 22/11

10:45 a.m.-9:46 p.m.

2 stops11h 01m

C$ 1,033

LondonBaltimore

YXU - BWI

YXUBWI

London

Sat 4/7

10:05 a.m.-5:36 p.m.

2 stops7h 31m

Baltimore/Washington

Wed 8/7

6:15 a.m.-2:55 p.m.

2 stops8h 40m

C$ 1,034

LondonBaltimore

YXU - BWI

YXUBWI

London

Thu 23/7

10:05 a.m.-12:28 a.m.

2 stops14h 23m

Baltimore/Washington

Sat 1/8

6:15 a.m.-9:40 p.m.

2 stops15h 25m

C$ 1,034

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/5

Showing 1-10 of 19 resultsSorted 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

YXU-IAD

YXU-BWI

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 Washington, D.C.

YXU-WAS

YXU-DCA

YXU-IAD

YXU-BWI

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 and United Airlines can get you from London, Ontario to Washington, D.C. in just under 3h 42m. Your travel time can differ by up to 48m. The distance from London, Ontario to Washington, D.C. is about 578 km. This flight may include one or multiple stops.
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. Dulles Intl, London - Baltimore/Washington or London - Washington, D.C. Reagan-National 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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Silver Spring

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Ellicott City

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London to Reagan-National flights

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Why should you use Cheapflights to find cheap flight tickets from London to Washington, D.C.?

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Cheap flights from London, ON to Washington, D.C. from C$ 421

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 10/7. 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 27 May 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 27 May 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 27 May 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 27 May 2026.

Last-minute flights from London to Washington, D.C.Discover last-minute flight deals from London to Washington, D.C.. Data last updated 27 May 2026 and is based on user searches.

Discover last-minute flight deals from London to Washington, D.C.. Data last updated 27 May 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 27 May 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 27 May 2026.

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

Related info for your journey

Find useful and relevant information for your journey from London to Washington, D.C.. 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 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.?

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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 27 May 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 27 May 2026.

Last-minute flights from London to Washington, D.C.
Discover last-minute flight deals from London to Washington, D.C.. Data last updated 27 May 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 27 May 2026.