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Cheap flights from the United Kingdom to London, ON from C$ 736

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YXU
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 1,068

One-way from

C$ 736

Popular in

December

Cheapest in

March

Average price

C$ 1,107
Air Canada
  • Air Canada
  • 2/7-15/7
  • 4 total stops
  • 28h 12m total
  • United Kingdom to London
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25/7
  • 25/7
  • 3 total stops
  • 51h 59m total
  • United Kingdom to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 307 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 89 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 12 June 2025.

Wed 2/79:30 a.m.LHR - YXU
2 stops12h 37mAir Canada
Tue 15/79:55 a.m.YXU - LHR
2 stops15h 35mAir Canada
Deal found 12/6C$ 1,068
Wed 2/78:30 a.m.LHR - YXU
1 stop13h 37mMultiple Airlines
Tue 15/75:45 p.m.YXU - LHR
1 stop9h 50mMultiple Airlines
Deal found 12/6C$ 1,084
Tue 8/78:00 a.m.LHR - YXU
2 stops18h 27mUnited Airlines
Tue 15/79:55 a.m.YXU - LHR
2 stops15h 50mUnited Airlines
Deal found 10/6C$ 1,263
Wed 2/77:15 p.m.LHR - YXU
3 stops26h 52mSWISS
Tue 15/75:45 p.m.YXU - LHR
3 stops17h 50mSWISS
Deal found 12/6C$ 1,285
Wed 27/88:45 a.m.LCY - YXU
3 stops29h 32mMultiple Airlines
Thu 11/99:55 a.m.YXU - LCY
3 stops21h 35mMultiple Airlines
Deal found 12/6C$ 1,373
Wed 27/87:20 p.m.LCY - YXU
2 stops26h 47mSWISS
Thu 11/93:40 p.m.YXU - LCY
2 stops36h 05mSWISS
Deal found 12/6C$ 1,426
Sun 27/72:20 p.m.GLA - YXU
2 stops43h 54mMultiple Airlines
Sun 3/86:15 a.m.YXU - GLA
3 stops26h 10mMultiple Airlines
Deal found 12/6C$ 1,564
Sat 26/711:10 p.m.MAN - YXU
3 stops22h 57mMultiple Airlines
Sat 2/86:15 a.m.YXU - MAN
3 stops24h 45mMultiple Airlines
Deal found 11/6C$ 1,653
Fri 18/76:10 a.m.GLA - YXU
2 stops37h 52mLufthansa
Sun 20/75:45 p.m.YXU - GLA
2 stops48h 05mLufthansa
Deal found 11/6C$ 1,658
Tue 8/79:00 a.m.LHR - YXU
2 stops25h 14mWestJet
Tue 15/76:00 a.m.YXU - LHR
1 stop25h 05mWestJet
Deal found 10/6C$ 2,517
Tue 8/75:55 a.m.MAN - YXU
2 stops28h 19mWestJet
Tue 15/76:00 a.m.YXU - MAN
2 stops27h 55mWestJet
Deal found 10/6C$ 2,815
Sun 2/1111:15 a.m.MAN - YXU
2 stops39h 30mLufthansa
Sat 15/119:45 a.m.YXU - MAN
2 stops32h 35mLufthansa
Deal found 11/6C$ 3,042

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 12 June 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

Wed 2/7

9:30 a.m.-5:07 p.m.

2 stops12h 37m

London

Tue 15/7

9:55 a.m.-6:30 a.m.

2 stops15h 35m

C$ 1,068

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 2/7

8:30 a.m.-5:07 p.m.

1 stop13h 37m

London

Tue 15/7

5:45 p.m.-8:35 a.m.

1 stop9h 50m

C$ 1,084

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 8/7

8:00 a.m.-9:27 p.m.

2 stops18h 27m

London

Tue 15/7

9:55 a.m.-6:45 a.m.

2 stops15h 50m

C$ 1,263

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 2/7

7:15 p.m.-5:07 p.m.

3 stops26h 52m

London

Tue 15/7

5:45 p.m.-4:35 p.m.

3 stops17h 50m

C$ 1,285

LondonLondon

LCY - YXU

LCYYXU

London City

Wed 27/8

8:45 a.m.-9:17 a.m.

3 stops29h 32m

London

Thu 11/9

9:55 a.m.-12:30 p.m.

3 stops21h 35m

C$ 1,373

LondonLondon

LCY - YXU

LCYYXU

London City

Wed 27/8

7:20 p.m.-5:07 p.m.

2 stops26h 47m

London

Thu 11/9

3:40 p.m.-8:45 a.m.

2 stops36h 05m

C$ 1,426

GlasgowLondon

GLA - YXU

GLAYXU

Glasgow Intl

Sun 27/7

2:20 p.m.-5:14 a.m.

2 stops43h 54m

London

Sun 3/8

6:15 a.m.-1:25 p.m.

3 stops26h 10m

C$ 1,564

ManchesterLondon

MAN - YXU

MANYXU

Manchester

Sat 26/7

11:10 p.m.-5:07 p.m.

3 stops22h 57m

London

Sat 2/8

6:15 a.m.-12:00 p.m.

3 stops24h 45m

C$ 1,653

GlasgowLondon

GLA - YXU

GLAYXU

Glasgow Intl

Fri 18/7

6:10 a.m.-3:02 p.m.

2 stops37h 52m

London

Sun 20/7

5:45 p.m.-10:50 p.m.

2 stops48h 05m

C$ 1,658

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Tue 8/7

9:00 a.m.-5:14 a.m.

2 stops25h 14m

London

Tue 15/7

6:00 a.m.-12:05 p.m.

1 stop25h 05m

C$ 2,517

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 19 results
1
2

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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

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.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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).

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 12 June 2025.
See what other customers who have flown with SWISS, United Airlines and WestJet from United Kingdom to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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
1,623 reviews
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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
8,790 reviews
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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
2,868 reviews
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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
9,537 reviews
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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
7,139 reviews
SWISS
7.5
Good
1,623 reviews
Check prices

Overall

7.5

Food

7.0

Boarding

7.6

Comfort

7.4

Entertainment

6.7

Crew

8.2

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$ 1,529 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 SWISS, with prices starting from C$ 1,675 and C$ 2,607, 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 the United Kingdom?

Book flights to the United Kingdom if you plan to visit one of these locations
Grand Bend
Port Stanley

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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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