Cheap flights from Canada to London from £127

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
27 Mar — 3 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to London

Enter your travel dates to find the best prices.

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 25 February 2026.

Mon 8/622:45
YUL
-
LHR
1 stop18h 15m
TAP AIR PORTUGAL
Thu 18/619:50
LHR
-
YUL
1 stop30h 20m
TAP AIR PORTUGAL
Deal found 23/2£364
Mon 1/622:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Sun 14/606:00
LHR
-
YUL
1 stop20h 10m
TAP AIR PORTUGAL
Deal found 22/2£364
Fri 12/622:45
YUL
-
LHR
1 stop15h 05m
TAP AIR PORTUGAL
Wed 24/611:20
LHR
-
YUL
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 21/2£365
Mon 25/522:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Mon 1/608:00
LHR
-
YUL
1 stop18h 10m
TAP AIR PORTUGAL
Deal found 22/2£367
Mon 20/422:45
YUL
-
LHR
1 stop14h 00m
TAP AIR PORTUGAL
Wed 29/406:00
LHR
-
YUL
1 stop19h 45m
TAP AIR PORTUGAL
Deal found 24/2£368
Mon 18/522:45
YUL
-
LHR
1 stop14h 00m
TAP AIR PORTUGAL
Wed 17/611:20
LHR
-
YUL
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 25/2£369
Mon 20/422:45
YUL
-
LHR
1 stop14h 00m
TAP AIR PORTUGAL
Tue 28/419:50
LHR
-
YUL
1 stop29h 55m
TAP AIR PORTUGAL
Deal found 25/2£370
Fri 5/622:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Wed 10/611:20
LHR
-
YUL
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 22/2£372
Mon 25/522:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Mon 15/606:00
LHR
-
YUL
1 stop20h 10m
TAP AIR PORTUGAL
Deal found 24/2£373
Sun 31/522:45
YUL
-
LHR
1 stop18h 15m
TAP AIR PORTUGAL
Sun 21/619:50
LHR
-
YUL
1 stop30h 20m
TAP AIR PORTUGAL
Deal found 24/2£376
Sat 18/420:45
YYZ
-
LHR
1 stop10h 10m
Icelandair
Sat 25/421:25
LHR
-
YYZ
1 stop26h 45m
Icelandair
Deal found 23/2£380
Fri 15/522:45
YYZ
-
LGW
Nonstop7h 00m
Air Transat
Sat 30/511:35
LGW
-
YYZ
1 stop12h 50m
Air Transat
Deal found 21/2£380

Find flight deals from Canada to London

Keep the following information in mind while searching for Canada to London flight deals. Data was last updated 25 February 2026.

Round-trip from

£358

One-way from

£127

Popular in

December

Cheapest in

May

Average price

£401

Good round-trip deal

£410 or less

Good one-way deal

£172 or less
9/3-22/3
  • 9/3-22/3
  • 1 total stop
  • 40h 10m total
  • Canada to London
WestJet
  • WestJet
  • 9/3
  • 1 total stop
  • 11h 05m total
  • Canada to London
Highest demand for flights based on searches. 4% potential increase in price (£18 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Canada to London (LON).
Price to beat on a one-way flight from Canada to London (LON).

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 25 February 2026.
Use the filters below to find and compare flights from Canada to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 2/5

22:45-10:45

Nonstop7h 00m

London Gatwick

Sat 9/5

12:40-15:40

Nonstop8h 00m

£390

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 7/5

22:45-10:45

Nonstop7h 00m

London Gatwick

Thu 28/5

12:40-15:40

Nonstop8h 00m

£390

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 17/4

18:30-06:35

Nonstop7h 05m

London Heathrow

Tue 21/4

07:25-14:25

1 stop12h 00m

£418

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 9/4

16:00-06:30

1 stop9h 30m

London Heathrow

Tue 21/4

07:25-14:25

1 stop12h 00m

£418

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 24/4

18:30-06:35

Nonstop7h 05m

London Heathrow

Tue 28/4

07:25-14:25

1 stop12h 00m

£418

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 24/4

23:10-00:30

2 stops20h 20m

London Luton

Mon 27/4

08:15-19:10

2 stops15h 55m

£421

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 2/5

18:10-09:50

1 stop10h 40m

London Gatwick

Wed 13/5

11:35-18:38

1 stop12h 03m

£427

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 27/4

23:05-11:10

Nonstop7h 05m

London Heathrow

Sat 16/5

17:45-20:35

Nonstop7h 50m

£453

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 6/5

23:15-09:50

1 stop29h 35m

London Gatwick

Tue 2/6

12:40-15:40

Nonstop8h 00m

£455

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Thu 16/4

19:50-00:15

1 stop23h 25m

London Luton

Mon 4/5

12:15-14:40

1 stop31h 25m

£458

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

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 return 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, December is the cheapest month in which you can book a flight from Canada to London (average of £254). Flying from Canada to London in July is currently the most expensive (average of £439). 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 25 February 2026.

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 25 February 2026.

The most flights from CA0 to LON are scheduled on a Wednesday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

How often are flights from Canada to London delayed?

About 20% of weekly flights between Canada and London have experienced delays in the past year, with the average delay time being 149 minutes.

What is the most punctual flight time for Canada to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.

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 25 February 2026.
Read through reviews of airlines operating flights from Canada to London, such as Porter Airlines, Air Transat, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Entertainment

6.9

Food

7.6

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

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.
  • How long is the flight from Canada to London?

    For as low as £390, Air Transat can have you in London from Canada in 7h. The distance from Canada to London is about 3563 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapet airlines for a one-way flight from Canada to London are WestJet (£109), Air Transat (£159), and TAP AIR PORTUGAL (£167).

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

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

    The top 3 most reliable airlines when flying from Canada to London are American Airlines (64%), Aer Lingus (64%) and Finnair (64%).

  • What are the cheapest flights from Canada to London?

    On average you can expect to pay £1,051 for a flight from Canada to London. The cheapest flight overall is £264 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at £381.

  • 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 holiday 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, December is the cheapest month in which you can book a flight from Canada to London (average of £254). Flying from Canada to London in July is currently the most expensive (average of £439). 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
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Croydon
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
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Bedford
Romford
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Browse thousands of different options on Cheapflights for your next trip

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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.

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 858,174 searches. Data last updated 25 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£284Average£617FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapest£337Average£465FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapest£358Average£529FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£362Average£517FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Porter AirlinesCheapest£373Average£475FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
KLMCheapest£374Average£449FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£382Average£584FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest£385Average£578FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£386Average£573FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£392Average£590FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

When you search for this flight from Canada to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Canada to London for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Canada to London with no change fees.

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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