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Cheap flights from the United Kingdom to London, ON from C$ 713

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YXU
5 Aug — 12 Aug1
1 adult

Cheap 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 31 July 2025.

Round-trip from

C$ 967

One-way from

C$ 713

Popular in

December

Cheapest in

April

Average price

C$ 1,309
Air Canada
  • Air Canada
  • 4/9-16/9
  • 3 total stops
  • 35h 14m total
  • United Kingdom to London
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14/9
  • 14/9
  • 2 total stops
  • 26h 52m total
  • United Kingdom to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 312 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 93 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from United Kingdom to London

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 31 July 2025.

Thu 4/96:50 a.m.LHR - YXU
2 stops19h 39mAir Canada
Tue 16/910:00 a.m.YXU - LHR
1 stop15h 35mAir Canada
Deal found 30/7C$ 967
Mon 15/96:50 a.m.LHR - YXU
2 stops13h 27mMultiple Airlines
Mon 22/93:50 p.m.YXU - LHR
1 stop13h 10mMultiple Airlines
Deal found 31/7C$ 1,030
Wed 10/96:00 a.m.LHR - YXU
2 stops20h 29mSWISS
Tue 16/93:50 p.m.YXU - LHR
2 stops35h 05mSWISS
Deal found 31/7C$ 1,037
Sun 14/93:50 p.m.LHR - YXU
1 stop10h 39mLufthansa
Sun 21/93:50 p.m.YXU - LHR
1 stop9h 45mLufthansa
Deal found 31/7C$ 1,082
Sun 14/95:50 p.m.LCY - YXU
2 stops44h 29mMultiple Airlines
Sun 21/93:50 p.m.YXU - LCY
2 stops19h 35mMultiple Airlines
Deal found 31/7C$ 1,179
Sun 14/94:35 p.m.GLA - YXU
3 stops27h 42mMultiple Airlines
Sun 21/93:50 p.m.YXU - GLA
2 stops24h 35mMultiple Airlines
Deal found 31/7C$ 1,229
Wed 10/99:25 a.m.LCY - YXU
2 stops17h 04mSWISS
Tue 16/93:50 p.m.YXU - LCY
2 stops15h 40mSWISS
Deal found 31/7C$ 1,237
Thu 11/93:20 p.m.LHR - YXU
2 stops22h 59mUnited Airlines
Thu 18/93:50 p.m.YXU - LHR
2 stops14h 35mUnited Airlines
Deal found 30/7C$ 1,280
Wed 24/96:05 a.m.MAN - YXU
2 stops14h 12mLufthansa
Sun 28/910:00 a.m.YXU - MAN
2 stops17h 25mLufthansa
Deal found 31/7C$ 1,311
Sun 14/95:50 p.m.LCY - YXU
3 stops26h 27mLufthansa
Sun 21/910:00 a.m.YXU - LCY
2 stops27h 35mLufthansa
Deal found 31/7C$ 1,315
Sat 13/911:50 a.m.MAN - YXU
1 stop14h 39mMultiple Airlines
Sat 20/910:00 a.m.YXU - MAN
2 stops17h 05mMultiple Airlines
Deal found 30/7C$ 1,348
Sun 14/96:45 p.m.MAN - YXU
2 stops31h 44mSWISS
Sun 21/93:50 p.m.YXU - MAN
2 stops16h 00mSWISS
Deal found 31/7C$ 1,735

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 31 July 2025.
Use the filters below to find and compare flights from the United Kingdom to London that are best for you.

Fly from

United Kingdom

Fly to

London

Route

Depart

Return

Price

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 4/9

6:50 a.m.-9:29 p.m.

2 stops19h 39m

London

Tue 16/9

10:00 a.m.-6:35 a.m.

1 stop15h 35m

C$ 967

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Mon 15/9

6:50 a.m.-3:17 p.m.

2 stops13h 27m

London

Mon 22/9

3:50 p.m.-10:00 a.m.

1 stop13h 10m

C$ 1,030

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 10/9

6:00 a.m.-9:29 p.m.

2 stops20h 29m

London

Tue 16/9

3:50 p.m.-7:55 a.m.

2 stops35h 05m

C$ 1,037

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Sat 13/9

8:30 a.m.-9:29 p.m.

1 stop17h 59m

London

Sat 20/9

3:50 p.m.-11:50 a.m.

1 stop15h 00m

C$ 1,063

LondonLondon

LCY - YXU

LCYYXU

London City

Sun 14/9

5:50 p.m.-9:19 a.m.

2 stops44h 29m

London

Sun 21/9

3:50 p.m.-4:25 p.m.

2 stops19h 35m

C$ 1,179

GlasgowLondon

GLA - YXU

GLAYXU

Glasgow Intl

Sun 14/9

4:35 p.m.-3:17 p.m.

3 stops27h 42m

London

Sun 21/9

3:50 p.m.-9:25 p.m.

2 stops24h 35m

C$ 1,229

LondonLondon

LCY - YXU

LCYYXU

London City

Wed 10/9

9:25 a.m.-9:29 p.m.

2 stops17h 04m

London

Tue 16/9

3:50 p.m.-12:30 p.m.

2 stops15h 40m

C$ 1,237

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 11/9

3:20 p.m.-9:19 a.m.

2 stops22h 59m

London

Thu 18/9

3:50 p.m.-11:25 a.m.

2 stops14h 35m

C$ 1,280

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Wed 24/9

6:05 a.m.-3:17 p.m.

2 stops14h 12m

London

Sun 28/9

10:00 a.m.-8:25 a.m.

2 stops17h 25m

C$ 1,311

LondonLondon

LCY - YXU

LCYYXU

London City

Sun 14/9

5:50 p.m.-3:17 p.m.

3 stops26h 27m

London

Sun 21/9

10:00 a.m.-6:35 p.m.

2 stops27h 35m

C$ 1,315

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/7

Showing 1-10 of 23 results
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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, October is the cheapest month in which you can book a flight from United Kingdom to London, Ontario (average of C$ 243). Flying from United Kingdom to London, Ontario in December is currently the most expensive (average of C$ 478). 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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 31 July 2025.
Read reviews from past customers who have flown SWISS,United Airlines, andWestJet from the United Kingdom to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
United Airlines
7.4
Good
8,900 reviews
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
WestJet
7.2
Good
2,978 reviews
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Air Canada
7.1
Good
9,851 reviews
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Lufthansa
6.8
Okay
7,275 reviews
SWISS
7.5
Good
1,686 reviews
Check prices

Food

7.1

Entertainment

6.8

Boarding

7.7

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

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.

  • What are the cheapest airlines to fly from United Kingdom to London, Ontario one-way?

    C$ 960 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Lufthansa and Avianca, with prices starting from C$ 1,046 and C$ 1,605, respectively.

  • 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 Manchester - 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, October is the cheapest month in which you can book a flight from United Kingdom to London, Ontario (average of C$ 243). Flying from United Kingdom to London, Ontario in December is currently the most expensive (average of C$ 478). 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
Grand Bend
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Top airline flying from United Kingdom to London

Discover the top airline that operate flights from United Kingdom to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 31 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,006AverageC$ 1,184FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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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