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

There are many flights that can get you from State of Washington to London, Ontario in 6h 45m. Fly via WestJet to get the fastest option. The distance between State of Washington and London, Ontario is about 3219 km.

In terms of precipitation, rainfall in London, Ontario ranges from 70.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. March is typically the driest time to visit London, Ontario when rainfall is around 70.0 mm.

If weather is an important factor for your trip to London, Ontario, 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 20.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

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

When flying from State of Washington to London, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

For a flight from Washington to London, you will be flying into London. London (YXU) is just 8.6 km from the centre of the city.

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

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

How can I find direct flights from Washington to London?

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

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

Yes. Cheapflights offers flight deals from Washington to London 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$ 496+ Cheap Flights from Washington to London, ON

Cheap flight deals from Washington to London

Enter your travel dates to find the best prices.

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Cheapest flights from Washington to London
Explore the most affordable flight options available from Washington to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Wed 23/97:35 p.m. -

1 stop6h 45m

Wed 7/106:10 a.m. -

1 stop15h 35m

Deal found 1/9C$ 496

Sat 17/107:35 p.m. -

1 stop6h 45m

Sat 24/106:10 a.m. -

1 stop15h 35m

Deal found 2/9C$ 583

Fri 16/107:35 p.m. -

1 stop6h 45m

Fri 23/106:10 a.m. -

1 stop15h 35m

Deal found 1/9C$ 608

Wed 23/97:35 p.m. -

1 stop6h 45m

Wed 7/106:10 a.m. -

2 stops13h 16m

Deal found 1/9C$ 630

Sat 17/107:35 p.m. -

1 stop6h 45m

Sat 24/106:10 a.m. -

2 stops13h 16m

Deal found 2/9C$ 658

Tue 20/107:35 p.m. -

1 stop6h 45m

Sat 24/106:10 a.m. -

1 stop15h 35m

Deal found 1/9C$ 718

Thu 15/107:35 p.m. -

1 stop6h 45m

Thu 22/105:55 p.m. -

1 stop27h 50m

Deal found 31/8C$ 738

Thu 15/107:35 p.m. -

1 stop6h 45m

Thu 22/106:10 a.m. -

2 stops12h 54m

Deal found 31/8C$ 780

Sat 12/97:35 p.m. -

1 stop6h 45m

Sat 19/96:10 a.m. -

1 stop15h 35m

Deal found 29/8C$ 861

Tue 20/107:15 p.m. -

2 stops11h 05m

Sat 24/103:30 p.m. -

1 stop9h 09m

Deal found 31/8C$ 948

Find flight deals from Washington to London

Round-trip from	C$ 496

WestJet
23/9-7/10
2 total stops
22h 20m total
Washington to London

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Wed 23/9

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

1 stop6h 45m

London

Wed 7/10

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

1 stop15h 35m

C$ 496

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Fri 16/10

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

1 stop6h 45m

London

Fri 23/10

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

1 stop15h 35m

C$ 608

Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Wed 23/9

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

1 stop6h 45m

London

Wed 7/10

6:10 a.m.-4:26 p.m.

2 stops13h 16m

C$ 630

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Tue 20/10

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

1 stop6h 45m

London

Sat 24/10

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

1 stop15h 35m

C$ 718

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Sat 12/9

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

1 stop6h 45m

London

Sat 19/9

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

1 stop15h 35m

C$ 861

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Tue 20/10

7:15 p.m.-9:20 a.m.

2 stops11h 05m

London

Sat 24/10

3:30 p.m.-9:39 p.m.

1 stop9h 09m

C$ 948

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Sat 17/10

5:50 a.m.-7:40 p.m.

2 stops10h 50m

London

Sat 24/10

9:05 a.m.-6:32 p.m.

2 stops12h 27m

C$ 955

SeattleLondon

SEA Seattle/Tacoma Intl - YXU London

SEAYXU

Seattle/Tacoma Intl

Sat 12/9

7:35 p.m.-4:45 p.m.

1 stop18h 10m

London

Sat 19/9

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

2 stops18h 50m

C$ 973

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Sorted by cheapest first

Best time to book a flight from Washington to London

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

SEA-YXU

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 Washington to London

USWA-YXU

SEA-YXU

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

Related info for your journey

What airport do you fly into for flights to London from Washington?
For a flight from Washington to London, you will be flying into London. London (YXU) is just 8.6 km from the centre of the city.
How long is the flight from State of Washington to London, Ontario?
There are many flights that can get you from State of Washington to London, Ontario in 6h 45m. Fly via WestJet to get the fastest option. The distance between State of Washington and London, Ontario is about 3219 km.
Can I find deals for flights from Washington to London that include hotel bookings?
Yes. In addition to deals on Washington to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to London.
Can I find deals for business class flights from Washington to London?
Yes. Cheapflights offers flight deals from Washington to London 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 Washington to London, ON from C$ 496

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Washington to London

Cheapest flights from Washington to LondonExplore the most affordable flight options available from Washington to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Explore the most affordable flight options available from Washington to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Washington to LondonDiscover carefully curated flight deals from Washington to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Discover carefully curated flight deals from Washington to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Washington to LondonDiscover last-minute flight deals from Washington to London. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute flight deals from Washington to London. Data last updated 2 September 2026 and is based on user searches.

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Related info for your journey

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

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

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

How can I find direct flights from Washington to London?

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

Travelling to a place near London?

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Complete your trip

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Direct flights to Ontario

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Cheapest flights from Washington to London
Explore the most affordable flight options available from Washington to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Washington to London
Discover carefully curated flight deals from Washington to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Washington to London
Discover last-minute flight deals from Washington to London. Data last updated 2 September 2026 and is based on user searches.