Flights from London Heathrow to Toronto

Our cheapest offers for flights from London Heathrow to Toronto

Here you can compare cheap flights from London Heathrow (LHR) to Toronto (YYZ) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Toronto. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Toronto
Outbound
10/14/25
1 Stopover (DUB)
EI0153, EI0127
12h 00min
Return
-
Aer Lingus Irish Airlines ?
$745
Offers unavailable
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (FRA)
LH0921, LH6780
18h 20min
Return
01/09/26
1 Stopover (YHZ)
AC0600, AC0868
09h 20min
Lufthansa
$485
Best option
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (YUL)
AC0865, AC0425
12h 05min
Return
01/09/26
direct
AC0858
07h 20min
Air Canada ?
$494
London Heathrow
Toronto
Outbound
12/15/25
2 Stopovers (DXB, MEX)
EK0006, EK0255, AC0990
74h 10min
Return
01/09/26
2 Stopovers (MEX, DXB)
AC0993, EK0256, EK0007
53h 50min
Emirates Airline, Air Canada
$3,100
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (FRA)
LH0921, LH6780
18h 20min
Return
01/09/26
1 Stopover (YHZ)
AC0600, AC0868
09h 20min
Lufthansa
$494
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (FRA)
LH0923, LH6780
17h 20min
Return
01/09/26
1 Stopover (YUL)
OS8198, OS8240
27h 00min
Lufthansa ?
$502
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (VIE)
AC6200, AC0887
23h 25min
Return
01/09/26
direct
AC0858
07h 20min
Air Canada ?
$508
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (FRA)
LH0923, LH6780
17h 20min
Return
01/09/26
direct
LH6559
07h 20min
Lufthansa
$522
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (LIS)
TP1357, TP0257
25h 15min
Return
01/09/26
1 Stopover (LIS)
TP0262, TP1366
18h 55min
TAP Air Portugal
$550
London Heathrow
Toronto
Outbound
12/15/25
1 Stopover (FRA)
LH0921, LH6780
18h 20min
Return
01/09/26
direct
LH6559
07h 20min
Lufthansa ?
$585
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Toronto

Favorite airline: Air Canada
Most travelers looking for flights on the route from London Heathrow to Toronto decide to book flights with Air Canada.
Air Canada
22 %
SAS
20 %
Icelandair
11 %
Cheapest weekday: e.g. Sunday
Flight tickets are cheapest on Tuesday and Sunday. Flights on these weekdays cost up to 6 % less.
Direct flights are cheaper
Compared to direct flights, flights with a stopover on this route are on average 2 % more expensive.
non stop flight
1 stop
2 stops
07h 50min
11h 05min
14h 16min
US$423
US$430
US$657
The favorite connection is non-stop
30 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
07h 50min, from US$423
30 %
1 stopover Reykjavik-Keflavik International
29h 30min, from US$478
19 %
1 stopover Dublin
11h 55min, from US$483
15 %

Important flight information

Flight information: London Heathrow - Toronto

Cheapest outbound flight from US$744.34
Roundtrip from US$484.49
Flight duration min. 07:55 / max. 08:05
Return flight duration min. 06:55/ max. 07:05
Distance 5713 km
Flights per week 44
Departure airport Airport London Heathrow (LHR)
Departure country Flights from United Kingdom
Arrival airport Airport Toronto - Lester B. Pearson International Airport (YYZ)
Destination country Flights to Canada
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Flight destinations with a similar price