How long is the flight from London, Ontario to State of Washington?

For as low as C$ 929, WestJet can have you in State of Washington from London, Ontario in 8h 34m. The distance between London, Ontario and State of Washington is about 3219 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

If weather is an important factor for your trip to State of Washington, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from London, Ontario to State of Washington?

The most popular flight routes from London, Ontario to State of Washington are London - Seattle/Tacoma Intl, London - Portland and London - Wenatchee Pangborn Field.

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

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

What airport do you fly from for flights from London to Washington?

Most people fly from London (YXU) if they book a flight from London to Washington. London is conveniently located just 8.6 km from London’s city centre.

Can I find deals for flights from London to Washington that include hotel bookings?

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

How can I find direct flights from London to Washington?

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

Can I find deals for business class flights from London to Washington?

Yes. Cheapflights offers flight deals from London to Washington 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$ 336+ Cheap Flights from London, ON to Washington

Cheap flight deals from London to Washington

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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

Wed 2/126:40 a.m. -

1 stop10h 00m

Wed 13/12:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 553

Wed 2/126:40 a.m. -

1 stop10h 00m

Wed 20/12:30 p.m. -

1 stop12h 05m

Deal found 5/10C$ 554

Tue 1/126:40 a.m. -

1 stop10h 00m

Tue 12/12:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 565

Tue 1/126:40 a.m. -

1 stop10h 00m

Thu 21/12:30 p.m. -

1 stop12h 05m

Deal found 5/10C$ 568

Tue 1/126:40 a.m. -

1 stop10h 00m

Sun 28/33:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 578

Thu 3/126:40 a.m. -

1 stop10h 00m

Tue 30/33:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 624

Fri 4/126:40 a.m. -

1 stop10h 00m

Wed 20/12:30 p.m. -

1 stop12h 05m

Deal found 5/10C$ 632

Wed 2/126:40 a.m. -

1 stop10h 00m

Wed 31/33:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 645

Tue 8/126:40 a.m. -

1 stop10h 00m

Thu 28/12:30 p.m. -

1 stop12h 05m

Deal found 5/10C$ 665

Tue 1/126:40 a.m. -

1 stop10h 00m

Mon 29/33:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 689

Tue 1/126:40 a.m. -

1 stop10h 00m

Sun 17/12:30 p.m. -

1 stop12h 05m

Deal found 5/10C$ 731

Fri 4/126:40 a.m. -

1 stop10h 00m

Wed 13/12:30 p.m. -

1 stop12h 05m

Deal found 6/10C$ 732

Find flight deals from London to Washington

Round-trip from	C$ 553
One-way from	C$ 336

WestJet
2/12-13/1
2 total stops
22h 05m total
London to Washington

Search Deals

WestJet
18/11-31/12
1 total stop
10h 00m total
London to Washington

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Wed 18/11

10:15 a.m.-9:45 a.m.

3 stops26h 30m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 434

Quickest round-trip

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Wed 30/12

5:30 a.m.-4:19 p.m.

2 stops13h 49m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 621

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Tue 29/12

5:30 a.m.-6:29 p.m.

2 stops15h 59m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 654

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Tue 20/10

6:10 a.m.-6:45 p.m.

1 stop15h 35m

Seattle/Tacoma Intl

Thu 22/10

7:35 p.m.-5:20 a.m.

1 stop6h 45m

C$ 755

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Wed 9/12

6:40 a.m.-1:40 p.m.

1 stop10h 00m

Seattle/Tacoma Intl

Mon 25/1

9:30 a.m.-5:35 a.m.

2 stops17h 05m

C$ 909

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Mon 9/11

3:25 p.m.-8:59 p.m.

1 stop8h 34m

Seattle/Tacoma Intl

Mon 16/11

7:45 a.m.-9:52 p.m.

1 stop11h 07m

C$ 929

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Mon 7/12

6:40 a.m.-8:24 p.m.

2 stops16h 44m

Seattle/Tacoma Intl

Sat 30/1

3:30 p.m.-5:35 a.m.

2 stops35h 05m

C$ 1,060

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Sun 20/12

3:20 p.m.-8:59 p.m.

1 stop8h 39m

Seattle/Tacoma Intl

Wed 30/12

7:05 p.m.-2:42 p.m.

2 stops16h 37m

C$ 1,070

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Wed 23/12

6:40 a.m.-1:40 p.m.

1 stop10h 00m

Seattle/Tacoma Intl

Sun 3/1

11:00 a.m.-5:35 a.m.

2 stops39h 35m

C$ 1,085

LondonSeattle

YXU London - SEA Seattle/Tacoma Intl

YXUSEA

London

Mon 9/11

5:30 a.m.-8:47 p.m.

3 stops18h 17m

Seattle/Tacoma Intl

Mon 16/11

10:56 p.m.-2:42 p.m.

2 stops12h 46m

C$ 1,121

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from London to Washington

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

YXU-SEA

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

YXU-USWA

YXU-SEA

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?
Most people fly from London (YXU) if they book a flight from London to Washington. London is conveniently located just 8.6 km from London’s city centre.
How long is the flight from London, Ontario to State of Washington?
For as low as C$ 929, WestJet can have you in State of Washington from London, Ontario in 8h 34m. The distance between London, Ontario and State of Washington is about 3219 km. This flight may include one or multiple stops.
What are the most popular routes from London, Ontario to State of Washington?
The most popular flight routes from London, Ontario to State of Washington are London - Seattle/Tacoma Intl, London - Portland and London - Wenatchee Pangborn Field.
Can I find deals for flights from London to Washington that include hotel bookings?
Yes. In addition to deals on London to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Washington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Washington.
Can I find deals for business class flights from London to Washington?
Yes. Cheapflights offers flight deals from London to Washington 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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Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Washington, users can toggle the no change fees filter when performing a flight search.

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Cheap flights from London, ON to Washington from C$ 336

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Washington

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

Best flights from London to WashingtonDiscover carefully curated flight deals from London to Washington 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 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 WashingtonDiscover last-minute flight deals from London to Washington. Data last updated 7 October 2026 and is based on user searches.

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

One-way flights from London to WashingtonSearch for one-way flight options from London to Washington. 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. 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?

How long is the flight from London, Ontario to State of Washington?

What are the most popular routes from London, Ontario to State of Washington?

Can I find deals for flights from London to Washington that include hotel bookings?

How can I find direct flights from London to Washington?

Can I find deals for business class flights from London to Washington?

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London and Washington flights

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

Best flights from London to Washington
Discover carefully curated flight deals from London to Washington 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
Discover last-minute flight deals from London to Washington. Data last updated 7 October 2026 and is based on user searches.

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