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Cheap flights from the United Kingdom to London, ON from C$ 685

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YXU
12 Jun — 19 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to London

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to London
Explore the most affordable flight options available from United Kingdom to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 May 2026.

Wed 23/96:00 a.m.
LHR
-
YXU
2 stops16h 43m
Air Canada
Sun 27/93:30 p.m.
YXU
-
LHR
1 stop12h 05m
Air Canada
Deal found 11/5C$ 1,062
Tue 22/96:50 a.m.
LHR
-
YXU
2 stops13h 05m
Air Canada
Sun 27/93:30 p.m.
YXU
-
LHR
1 stop10h 05m
Air Canada
Deal found 11/5C$ 1,069
Thu 24/96:00 a.m.
LHR
-
YXU
2 stops16h 43m
Air Canada
Sun 27/93:30 p.m.
YXU
-
LHR
2 stops13h 30m
Air Canada
Deal found 11/5C$ 1,099
Sat 23/56:50 a.m.
MAN
-
YXU
3 stops19h 48m
Multiple Airlines
Wed 27/56:10 p.m.
YXU
-
MAN
2 stops12h 10m
Multiple Airlines
Deal found 8/5C$ 1,100
Wed 24/66:00 a.m.
LHR
-
YXU
2 stops16h 32m
Air Canada
Wed 1/73:30 p.m.
YXU
-
LHR
1 stop10h 05m
Air Canada
Deal found 10/5C$ 1,114
Thu 25/66:50 a.m.
LHR
-
YXU
2 stops13h 07m
Air Canada
Thu 2/710:05 a.m.
YXU
-
LHR
2 stops15h 25m
Air Canada
Deal found 11/5C$ 1,123
Fri 12/68:40 a.m.
LHR
-
YXU
2 stops17h 58m
Air Canada
Fri 19/66:10 p.m.
YXU
-
LHR
1 stop12h 40m
Air Canada
Deal found 13/5C$ 1,130
Thu 17/96:05 a.m.
MAN
-
YXU
2 stops16h 38m
Air Canada
Thu 24/93:30 p.m.
YXU
-
MAN
1 stop10h 00m
Air Canada
Deal found 11/5C$ 1,143
Sun 7/66:00 a.m.
LHR
-
YXU
2 stops20h 38m
Air Canada
Tue 16/63:30 p.m.
YXU
-
LHR
1 stop10h 05m
Air Canada
Deal found 9/5C$ 1,145
Thu 17/96:05 a.m.
MAN
-
YXU
2 stops16h 38m
Multiple Airlines
Thu 24/93:30 p.m.
YXU
-
MAN
2 stops16h 50m
Multiple Airlines
Deal found 11/5C$ 1,174
Wed 17/69:15 a.m.
LCY
-
YXU
2 stops34h 42m
Lufthansa
Mon 22/63:30 p.m.
YXU
-
LCY
2 stops21h 25m
Lufthansa
Deal found 10/5C$ 1,212
Thu 25/69:15 a.m.
LCY
-
YXU
2 stops17h 22m
Multiple Airlines
Thu 2/73:30 p.m.
YXU
-
LCY
2 stops35h 55m
Multiple Airlines
Deal found 11/5C$ 1,328

Find flight deals from United Kingdom to London

Keep the following information in mind while searching for United Kingdom to London flight deals. Data was last updated 13 May 2026.

Round-trip from

C$ 1,062

One-way from

C$ 685
Air Canada
  • Air Canada
  • 23/9-27/9
  • 3 total stops
  • 28h 48m total
  • United Kingdom to London
Search Deals
3/6
  • 3/6
  • 3 total stops
  • 46h 50m total
  • United Kingdom to London
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 13 May 2026.
Use the filters below to find and compare flights from the United Kingdom to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Sat 23/5

6:50 a.m.-9:38 p.m.

3 stops19h 48m

London

Wed 27/5

6:10 p.m.-11:20 a.m.

2 stops12h 10m

C$ 1,100

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Thu 17/9

6:05 a.m.-5:43 p.m.

2 stops16h 38m

London

Thu 24/9

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

1 stop10h 00m

C$ 1,143
Quickest round-trip

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 26/6

12:05 p.m.-5:32 p.m.

1 stop10h 27m

London

Fri 3/7

6:20 p.m.-9:35 a.m.

1 stop10h 15m

C$ 1,145

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sat 27/6

9:30 a.m.-5:32 p.m.

2 stops13h 02m

London

Sat 4/7

6:20 p.m.-11:50 a.m.

1 stop12h 30m

C$ 1,149

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 18/6

6:50 a.m.-2:57 p.m.

2 stops13h 07m

London

Mon 22/6

3:30 p.m.-1:00 p.m.

2 stops16h 30m

C$ 1,151

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 7/6

6:00 a.m.-9:38 p.m.

2 stops20h 38m

London

Tue 16/6

10:05 a.m.-11:50 a.m.

1 stop20h 45m

C$ 1,166

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Thu 17/9

6:05 a.m.-5:43 p.m.

2 stops16h 38m

London

Thu 24/9

3:30 p.m.-1:20 p.m.

2 stops16h 50m

C$ 1,174

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 25/6

6:50 a.m.-2:57 p.m.

2 stops13h 07m

London

Sat 4/7

6:20 p.m.-9:35 a.m.

1 stop10h 15m

C$ 1,178

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sun 7/6

6:00 a.m.-5:33 p.m.

2 stops16h 33m

London

Mon 15/6

6:10 p.m.-4:40 p.m.

2 stops17h 30m

C$ 1,189

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 10/6

7:25 a.m.-5:33 p.m.

2 stops15h 08m

London

Wed 17/6

10:05 a.m.-8:35 a.m.

2 stops17h 30m

C$ 1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/5

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to London

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

What is the cheapest month to book a flight from United Kingdom to London, Ontario?

Currently, April is the cheapest month in which you can book a flight from United Kingdom to London, Ontario (average of C$ 788). Flying from United Kingdom to London, Ontario in October is currently the most expensive (average of C$ 1,080). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to London. 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 into for flights to London from United Kingdom?

    If you book a flight to London from United Kingdom, you will be flying to London, which is the city’s only airport. London (YXU) is located 8.6 km from the centre of London.

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

    There are many flights that can get you from United Kingdom to London, Ontario in 16h 38m. Fly via Air Canada, Lufthansa, or WestJet to get the fastest option. There are 5647 km between United Kingdom and London, Ontario. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular flight routes from United Kingdom to London, Ontario are London Heathrow - London, London City - London and Bristol - London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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.

  • What is the cheapest month to book a flight from United Kingdom to London, Ontario?

    Currently, April is the cheapest month in which you can book a flight from United Kingdom to London, Ontario (average of C$ 788). Flying from United Kingdom to London, Ontario in October is currently the most expensive (average of C$ 1,080). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Port Stanley
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Why should you use Cheapflights to find cheap flight tickets from United Kingdom to London?

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

Need flexible booking options for your flight to London from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to London become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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