How long is the flight from London, Ontario to United Kingdom?

There are many flights that can get you from London, Ontario to United Kingdom in 17h 55m. Fly via Air Canada, United Airlines, or SWISS to get the fastest option. London, Ontario and United Kingdom are separated by a distance of 5844 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

If weather is an important factor for your trip to United Kingdom, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from London, Ontario to United Kingdom?

While some choose either London - Edinburgh Turnhouse or London - London Gatwick, London - London Heathrow is the most popular route from London, Ontario to United Kingdom.

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

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

What airport do you fly from for flights from London to United Kingdom?

London (YXU) is the airport you will fly out of if you book a flight from London to United Kingdom. It is only a 8.6 km journey to London (YXU) from London’s city centre.

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

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

How can I find direct flights from London to United Kingdom?

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

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

Yes. Cheapflights offers flight deals from London to United Kingdom 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$ 474+ Cheap Flights from London, ON to the United Kingdom

Cheap flight deals from London to United Kingdom

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to United Kingdom
Explore the most affordable flight options available from London to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Wed 25/119:15 a.m. -

1 stop18h 45m

Sat 28/1111:30 a.m. -

1 stop32h 17m

Deal found 31/8C$ 975

Sat 10/103:30 p.m. -

1 stop10h 00m

Wed 14/109:00 a.m. -

1 stop10h 50m

Deal found 30/8C$ 988

Mon 19/103:30 p.m. -

1 stop10h 50m

Fri 23/109:00 a.m. -

1 stop13h 43m

Deal found 30/8C$ 1,014

Mon 12/105:40 a.m. -

1 stop20h 40m

Mon 19/1012:30 p.m. -

2 stops14h 10m

Deal found 28/8C$ 1,051

Wed 14/103:30 p.m. -

1 stop10h 50m

Wed 21/1011:30 a.m. -

2 stops26h 50m

Deal found 30/8C$ 1,052

Mon 12/1010:05 a.m. -

2 stops26h 00m

Mon 19/106:30 a.m. -

2 stops13h 20m

Deal found 28/8C$ 1,055

Sun 4/106:20 p.m. -

2 stops35h 05m

Thu 8/106:05 a.m. -

2 stops32h 15m

Deal found 26/8C$ 1,068

Mon 19/105:40 a.m. -

2 stops23h 55m

Fri 23/109:40 a.m. -

2 stops17h 00m

Deal found 30/8C$ 1,087

Tue 13/105:40 a.m. -

2 stops20h 35m

Tue 20/104:40 p.m. -

2 stops21h 40m

Deal found 31/8C$ 1,089

Sun 4/105:40 a.m. -

2 stops19h 15m

Thu 8/104:40 p.m. -

2 stops30h 03m

Deal found 27/8C$ 1,091

Fri 25/910:05 a.m. -

2 stops15h 50m

Fri 2/102:10 p.m. -

2 stops24h 10m

Deal found 26/8C$ 1,093

Wed 25/115:30 a.m. -

1 stop22h 30m

Sat 28/119:05 a.m. -

2 stops28h 32m

Deal found 31/8C$ 1,112

Best flights from London to United Kingdom
Discover carefully curated flight deals from London to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Wed 25/119:15 a.m. -

1 stop18h 45m

Sat 28/1111:30 a.m. -

1 stop32h 17m

Deal found 31/8C$ 975

Mon 12/1010:05 a.m. -

2 stops26h 00m

Mon 19/106:30 a.m. -

2 stops13h 20m

Deal found 28/8C$ 1,055

Mon 19/105:40 a.m. -

2 stops23h 55m

Fri 23/109:40 a.m. -

2 stops17h 00m

Deal found 29/8C$ 1,087

Mon 12/106:20 p.m. -

1 stop31h 10m

Mon 19/107:00 a.m. -

2 stops15h 43m

Deal found 30/8C$ 1,476

Fri 9/103:30 p.m. -

2 stops21h 20m

Mon 26/106:40 p.m. -

2 stops31h 12m

Deal found 27/8C$ 1,554

Tue 29/96:10 a.m. -

2 stops46h 15m

Tue 6/1010:45 a.m. -

2 stops23h 35m

Deal found 30/8C$ 1,807

Sat 10/103:30 p.m. -

1 stop10h 00m

Wed 14/109:00 a.m. -

1 stop10h 50m

Deal found 29/8C$ 988

Tue 29/910:05 a.m. -

2 stops17h 55m

Tue 6/1010:25 a.m. -

2 stops16h 15m

Deal found 30/8C$ 1,089

Wed 25/115:30 a.m. -

1 stop22h 30m

Sat 28/119:05 a.m. -

2 stops28h 32m

Deal found 31/8C$ 1,112

Mon 19/103:30 p.m. -

1 stop10h 50m

Fri 23/109:00 a.m. -

1 stop13h 43m

Deal found 30/8C$ 1,014

Wed 28/109:15 a.m. -

2 stops17h 25m

Tue 3/117:40 a.m. -

2 stops19h 12m

Deal found 30/8C$ 1,089

Wed 14/103:30 p.m. -

1 stop10h 50m

Wed 21/1011:30 a.m. -

2 stops26h 50m

Deal found 30/8C$ 1,052

Tue 13/105:40 a.m. -

2 stops20h 35m

Tue 20/104:40 p.m. -

2 stops21h 40m

Deal found 31/8C$ 1,089

Fri 25/96:20 p.m. -

2 stops19h 35m

Fri 2/109:40 a.m. -

2 stops24h 40m

Deal found 26/8C$ 1,272

Sun 4/106:20 p.m. -

2 stops35h 05m

Thu 8/106:05 a.m. -

2 stops32h 15m

Deal found 26/8C$ 1,068

Sun 4/103:30 p.m. -

2 stops13h 55m

Thu 8/104:00 p.m. -

2 stops27h 50m

Deal found 28/8C$ 1,091

Mon 12/103:30 p.m. -

2 stops13h 55m

Mon 19/1010:35 a.m. -

2 stops27h 45m

Deal found 28/8C$ 1,290

Mon 12/1010:05 a.m. -

1 stop16h 15m

Mon 19/1011:30 a.m. -

2 stops15h 10m

Deal found 28/8C$ 1,072

Mon 12/103:30 p.m. -

2 stops24h 10m

Mon 19/1012:00 p.m. -

2 stops14h 40m

Deal found 28/8C$ 1,091

Fri 9/103:30 p.m. -

3 stops45h 30m

Mon 19/106:50 p.m. -

2 stops49h 00m

Deal found 27/8C$ 1,639

Thu 22/106:20 p.m. -

2 stops22h 05m

Sat 31/1010:25 a.m. -

2 stops15h 27m

Deal found 28/8C$ 1,091

Thu 15/103:30 p.m. -

2 stops13h 20m

Thu 22/106:50 p.m. -

2 stops27h 53m

Deal found 31/8C$ 1,381

Fri 9/1010:05 a.m. -

2 stops30h 20m

Mon 26/1010:25 a.m. -

2 stops32h 22m

Deal found 27/8C$ 1,091

Mon 12/106:20 p.m. -

1 stop31h 10m

Mon 19/106:05 a.m. -

2 stops13h 45m

Deal found 28/8C$ 1,305

Sun 11/103:30 p.m. -

2 stops33h 25m

Sun 18/108:00 a.m. -

2 stops30h 20m

Deal found 27/8C$ 1,091

Thu 15/1010:05 a.m. -

2 stops17h 35m

Thu 22/109:15 a.m. -

2 stops17h 25m

Deal found 31/8C$ 2,170

Mon 28/93:30 p.m. -

2 stops21h 00m

Mon 5/109:15 a.m. -

2 stops17h 25m

Deal found 30/8C$ 1,529

Fri 25/910:05 a.m. -

2 stops15h 50m

Fri 2/102:10 p.m. -

2 stops24h 10m

Deal found 26/8C$ 1,093

Mon 28/95:55 p.m. -

2 stops34h 30m

Mon 5/1010:45 a.m. -

2 stops47h 35m

Deal found 31/8C$ 2,441

Thu 15/103:30 p.m. -

2 stops16h 05m

Thu 22/109:15 a.m. -

2 stops17h 25m

Deal found 31/8C$ 1,531

Find flight deals from London to United Kingdom

Round-trip from	C$ 975
One-way from	C$ 474

Air Canada
25/11-28/11
2 total stops
51h 02m total
London to United Kingdom

Search Deals

11/10
2 total stops
28h 10m total
London to United Kingdom

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonManchester

YXU London - MAN Manchester

YXUMAN

London

Wed 25/11

9:15 a.m.-9:00 a.m.

1 stop18h 45m

Manchester

Sat 28/11

11:30 a.m.-2:47 p.m.

1 stop32h 17m

C$ 975

Quickest round-trip

LondonManchester

YXU London - MAN Manchester

YXUMAN

London

Sat 10/10

3:30 p.m.-6:30 a.m.

1 stop10h 00m

Manchester

Wed 14/10

9:00 a.m.-2:50 p.m.

1 stop10h 50m

C$ 988

LondonEdinburgh

YXU London - EDI Edinburgh Turnhouse

YXUEDI

London

Mon 19/10

3:30 p.m.-7:20 a.m.

1 stop10h 50m

Edinburgh Turnhouse

Fri 23/10

9:00 a.m.-5:43 p.m.

1 stop13h 43m

C$ 1,014

LondonEdinburgh

YXU London - EDI Edinburgh Turnhouse

YXUEDI

London

Wed 14/10

3:30 p.m.-7:20 a.m.

1 stop10h 50m

Edinburgh Turnhouse

Wed 21/10

11:30 a.m.-9:20 a.m.

2 stops26h 50m

C$ 1,052

LondonLondon

YXU London - STN London Stansted

YXUSTN

London

Mon 12/10

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

2 stops26h 00m

London Stansted

Mon 19/10

6:30 a.m.-2:50 p.m.

2 stops13h 20m

C$ 1,055

LondonManchester

YXU London - MAN Manchester

YXUMAN

London

Sun 4/10

6:20 p.m.-10:25 a.m.

2 stops35h 05m

Manchester

Thu 8/10

6:05 a.m.-9:20 a.m.

2 stops32h 15m

C$ 1,068

LondonEdinburgh

YXU London - EDI Edinburgh Turnhouse

YXUEDI

London

Mon 12/10

10:05 a.m.-7:20 a.m.

1 stop16h 15m

Edinburgh Turnhouse

Mon 19/10

11:30 a.m.-9:40 p.m.

2 stops15h 10m

C$ 1,072

LondonEdinburgh

YXU London - EDI Edinburgh Turnhouse

YXUEDI

London

Mon 19/10

5:40 a.m.-10:35 a.m.

2 stops23h 55m

Edinburgh Turnhouse

Fri 23/10

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

2 stops17h 00m

C$ 1,087

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Tue 29/9

10:05 a.m.-9:00 a.m.

2 stops17h 55m

London Heathrow

Tue 6/10

10:25 a.m.-9:40 p.m.

2 stops16h 15m

C$ 1,089

LondonLondon

YXU London - LHR London Heathrow

YXULHR

London

Wed 28/10

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

2 stops17h 25m

London Heathrow

Tue 3/11

7:40 a.m.-9:52 p.m.

2 stops19h 12m

C$ 1,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to United Kingdom

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

YXU-LHR

YXU-LGW

YXU-LCY

YXU-MAN

YXU-EDI

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 the United Kingdom

YXU-GB0

YXU-LHR

YXU-LGW

YXU-LCY

YXU-MAN

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 United Kingdom?
London (YXU) is the airport you will fly out of if you book a flight from London to United Kingdom. It is only a 8.6 km journey to London (YXU) from London’s city centre.
How long is the flight from London, Ontario to United Kingdom?
There are many flights that can get you from London, Ontario to United Kingdom in 17h 55m. Fly via Air Canada, United Airlines, or SWISS to get the fastest option. London, Ontario and United Kingdom are separated by a distance of 5844 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from London, Ontario to United Kingdom?
While some choose either London - Edinburgh Turnhouse or London - London Gatwick, London - London Heathrow is the most popular route from London, Ontario to United Kingdom.
Can I find deals for flights from London to United Kingdom that include hotel bookings?
Yes. In addition to deals on London to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to United Kingdom?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to United Kingdom.
Can I find deals for business class flights from London to United Kingdom?
Yes. Cheapflights offers flight deals from London to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Millions of users choose and trust Cheapflights to book the best flight deals from London to United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to United Kingdom with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to United Kingdom, users can toggle the no change fees filter when performing a flight search.

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Cheap flights from London, ON to the United Kingdom from C$ 474

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to United Kingdom

Cheapest flights from London to United KingdomExplore the most affordable flight options available from London to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Explore the most affordable flight options available from London to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from London to United KingdomDiscover carefully curated flight deals from London to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Discover carefully curated flight deals from London to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from London to United KingdomDiscover last-minute flight deals from London to United Kingdom. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from London to United Kingdom. Data last updated 31 August 2026 and is based on user searches.

One-way flights from London to United KingdomSearch for one-way flight options from London to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from London to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Find flight deals from London to United Kingdom

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Best time to book a flight from London to United Kingdom

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

Cheapflights Insights

Related info for your journey

What airport do you fly from for flights from London to United Kingdom?

How long is the flight from London, Ontario to United Kingdom?

What are the most popular routes from London, Ontario to United Kingdom?

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

How can I find direct flights from London to United Kingdom?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to United Kingdom

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Complete your trip

Complete your trip to United Kingdom by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

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Search flights from London to United Kingdom by cabin class

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London and United Kingdom flights

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Cheapest flights from London to United Kingdom
Explore the most affordable flight options available from London to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from London to United Kingdom
Discover carefully curated flight deals from London to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Last-minute flights from London to United Kingdom
Discover last-minute flight deals from London to United Kingdom. Data last updated 31 August 2026 and is based on user searches.

One-way flights from London to United Kingdom
Search for one-way flight options from London to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.