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Cheap flights from Canada to London from C$ 356

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
23 Jun — 30 Jun1
1 adult

Cheap flight deals from Canada to London

Keep the following information in mind while searching for Canada to London flight deals. Data was last updated 18 June 2025.

Round-trip from

C$ 706

One-way from

C$ 356

Popular in

December

Cheapest in

February

Average price

C$ 907

Good round-trip deal

C$ 587 or less

Good one-way deal

C$ 221 or less
Air Transat
  • Air Transat
  • 3/9-11/9
  • 1 total stop
  • 19h 50m total
  • Canada to London
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15/7
  • 15/7
  • 1 total stop
  • 19h 35m total
  • Canada to London
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Highest demand for flights based on searches. 3% potential increase in price (C$ 40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Canada to London (LON).
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Price to beat on a one-way flight from Canada to London (LON).
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Find flight deals from Canada to London

Cheapest flights from Canada to London
Explore the most affordable flight options available from Canada to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2025.

Wed 1/1010:45 p.m.YYZ - LGW
Nonstop7h 00mAir Transat
Tue 7/1012:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 16/6C$ 703
Fri 19/910:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Fri 10/1011:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 17/6C$ 706
Mon 16/611:00 p.m.YYZ - LHR
1 stop17h 00mAir Canada
Mon 23/65:40 p.m.LHR - YYZ
Nonstop7h 50mAir Canada
Deal found 16/6C$ 707
Wed 1/106:45 a.m.YUL - LGW
1 stop23h 00mPorter Airlines
Tue 14/1011:35 a.m.LGW - YUL
Nonstop7h 40mPorter Airlines
Deal found 17/6C$ 709
Mon 1/129:45 p.m.YUL - LHR
1 stop19h 55mTAP AIR PORTUGAL
Tue 16/126:30 p.m.LHR - YUL
1 stop30h 45mTAP AIR PORTUGAL
Deal found 17/6C$ 713
Fri 5/99:00 p.m.YTZ - LGW
1 stop31h 50mAir Transat
Sun 14/911:35 a.m.LGW - YTZ
1 stop11h 35mAir Transat
Deal found 18/6C$ 714
Fri 10/1010:10 p.m.YYZ - LHR
1 stop12h 45mMultiple Airlines
Tue 14/106:20 a.m.LHR - YYZ
1 stop12h 50mMultiple Airlines
Deal found 17/6C$ 714
Fri 19/910:45 p.m.YYZ - LGW
Nonstop7h 00mPorter Airlines
Mon 29/912:40 p.m.LGW - YYZ
Nonstop8h 00mPorter Airlines
Deal found 16/6C$ 717
Fri 3/1011:00 p.m.YYZ - LGW
1 stop10h 40mIcelandair
Thu 9/103:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Deal found 18/6C$ 718
Thu 2/108:50 p.m.YYZ - LHR
1 stop10h 05mIcelandair
Wed 8/109:25 p.m.LHR - YYZ
1 stop29h 30mIcelandair
Deal found 18/6C$ 721
Tue 5/87:00 a.m.YYZ - LGW
2 stops18h 20mMultiple Airlines
Tue 19/88:50 a.m.LGW - YYZ
1 stop10h 20mMultiple Airlines
Deal found 17/6C$ 721
Fri 3/1010:30 p.m.YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Thu 9/105:50 p.m.LHR - YYZ
Nonstop7h 50mVirgin Atlantic
Deal found 18/6C$ 725

Cheapflights Fare Finder

Customize your flight search to find flights from Canada 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 18 June 2025.
Use the filters below to find and compare flights from Canada to London that are best for you.

Fly from

Canada

Fly to

London

Route

Depart

Return

Price

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 19/9

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

London Gatwick

Fri 10/10

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

C$ 706

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 3/9

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

Nonstop7h 00m

London Gatwick

Sun 14/9

9:40 a.m.-12:45 p.m.

Nonstop8h 05m

C$ 706

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 19/11

8:25 p.m.-8:30 a.m.

Nonstop7h 05m

London Heathrow

Wed 3/12

11:10 a.m.-2:20 p.m.

Nonstop8h 10m

C$ 709

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

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

1 stop11h 55m

London Gatwick

Tue 7/10

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

C$ 709

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

9:45 p.m.-10:40 p.m.

1 stop19h 55m

London Heathrow

Tue 16/12

6:30 p.m.-8:15 p.m.

1 stop30h 45m

C$ 713

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 10/10

10:10 p.m.-3:55 p.m.

1 stop12h 45m

London Heathrow

Tue 14/10

6:20 a.m.-2:10 p.m.

1 stop12h 50m

C$ 714

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 8/9

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

1 stop31h 50m

London Gatwick

Sun 14/9

11:35 a.m.-6:10 p.m.

1 stop11h 35m

C$ 714

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 2/10

10:30 p.m.-10:40 a.m.

Nonstop7h 10m

London Heathrow

Wed 8/10

5:50 p.m.-8:40 p.m.

Nonstop7h 50m

C$ 717

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 2/10

8:50 p.m.-11:55 a.m.

1 stop10h 05m

London Heathrow

Wed 8/10

9:25 p.m.-9:55 p.m.

1 stop29h 30m

C$ 721

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 5/8

7:00 a.m.-6:20 a.m.

2 stops18h 20m

London Gatwick

Tue 19/8

8:50 a.m.-2:10 p.m.

1 stop10h 20m

C$ 721

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/6

Showing 1-10 of 60 results
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Best time to book a flight from Canada to London

Have a flexible travel schedule? Discover the best time to fly to London from Canada 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 Canada to London

What is the cheapest month to book a flight from Canada to London?

Currently, January is the cheapest month in which you can book a flight from Canada to London (average of C$ 560). Flying from Canada to London in July is currently the most expensive (average of C$ 857). 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.

What is the cheapest time of day to fly from CA to LON?

Find hourly flight availability from Canada to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 June 2025.

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

Weekly flight availability from Canada to London

Explore weekly flight availability from Canada to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 June 2025.

The most flights from CA0 to LON are scheduled on a Monday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

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 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 London when rainfall is around 40.0 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, 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).

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 18 June 2025.
To help decide which airline to fly from Canada to London, see what other customers have to say about Delta, Porter Airlines and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Porter Airlines
8.0
Very good
289 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,364 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Transat
7.8
Good
398 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Canada to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Canada to London one-way?

    C$ 362 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on WestJet and Air Transat, with prices starting from C$ 362 and C$ 366, respectively.

  • What are the most popular routes from Canada to London?

    The most popular flight routes from Canada to London are Toronto Pearson Intl - London Heathrow, Vancouver Intl - London Heathrow and Toronto Pearson Intl - London Gatwick.

  • What are the most reliable airlines from Canada to London?

    No one likes to see their flight delayed. When booking a flight from Canada to London consider choosing Croatia Airlines (88%), KLM (85%) or Air France (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Canada to London?

    On average you can expect to pay C$ 3,125 for a flight from Canada to London. The cheapest flight overall is C$ 561 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 702.

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

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

  • How can I find direct flights from Canada to London?

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

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

    Yes. Cheapflights offers flight deals from Canada 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 Canada to London?

    Currently, January is the cheapest month in which you can book a flight from Canada to London (average of C$ 560). Flying from Canada to London in July is currently the most expensive (average of C$ 857). 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 Canada?

Book flights to Canada if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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Alternative routes for Canada to London

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Heathrow flights
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Ottawa to London City flights
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Calgary to Luton flights
Pierre Elliott Trudeau Intl to Southend flights
Winnipeg to Gatwick flights
Kelowna to Heathrow flights
Calgary to Stansted flights
Québec City to Heathrow flights
St. John's to Heathrow flights
Hamilton to Heathrow flights
Halifax to Luton flights
St. John's to Gatwick flights

Top 10 airlines flying from Canada to London

Discover the top 10 airlines that operate flights from Canada 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 18 June 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 483AverageC$ 641FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 543AverageC$ 692FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
WestJetCheapestC$ 581AverageC$ 1,011FlexibilityNo cancel feeOn-time60%
Search WestJet flights
TAP AIR PORTUGALCheapestC$ 589AverageC$ 660FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air FranceCheapestC$ 600AverageC$ 946FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapestC$ 606AverageC$ 891FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 619AverageC$ 923FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 623AverageC$ 1,023FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 665AverageC$ 792FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapestC$ 689AverageC$ 1,022FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Canada to London?

Deals for Canada to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Canada to London?

Cheapflights helps you find that perfect flight to London from Canada by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Canada to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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