Flights from Toronto to London Heathrow

Our cheapest offers for flights from Toronto to London Heathrow

Here you can compare cheap flights from Toronto (YYZ) to London Heathrow (LHR) 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 London Heathrow. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Toronto
London Heathrow
Outbound
20/10/25
1 Stopover (KEF)
FI0602, FI0450
10h 05min
Return
11/11/25
1 Stopover (KEF)
FI0451, FI0603
11h 00min
Icelandair
£440
Best option
Toronto
London Heathrow
Outbound
20/10/25
direct
BA0098
07h 15min
Return
11/11/25
direct
BA0093
08h 10min
British Airways
£483
Toronto
London Heathrow
Outbound
13/10/25
1 Stopover (FRA)
DE2403, LH0910
14h 45min
Return
15/10/25
1 Stopover (FRA)
LH0903, DE2402
12h 25min
Condor, Lufthansa
£937
Toronto
London Heathrow
Outbound
20/10/25
1 Stopover (KEF)
FI0604, FI0450
31h 55min
Return
11/11/25
1 Stopover (KEF)
FI0451, FI0603
11h 00min
Icelandair
£442
Toronto
London Heathrow
Outbound
09/10/25
1 Stopover (KEF)
FI0604, FI0450
31h 55min
Return
14/10/25
1 Stopover (KEF)
FI0455, FI0603
26h 45min
Icelandair
£469
Toronto
London Heathrow
Outbound
20/10/25
1 Stopover (KEF)
FI0602, FI0450
10h 05min
Return
11/11/25
1 Stopover (KEF)
FI0451, FI0603
11h 00min
Icelandair ?
£476
Toronto
London Heathrow
Outbound
20/10/25
1 Stopover (KEF)
FI0602, FI0450
10h 05min
Return
11/11/25
1 Stopover (KEF)
FI0451, FI0603
11h 00min
Icelandair ?
£477
Toronto
London Heathrow
Outbound
20/10/25
1 Stopover (KEF)
FI0602, FI0450
10h 05min
Return
11/11/25
1 Stopover (KEF)
FI0451, FI0603
11h 00min
Icelandair
£479
Toronto
London Heathrow
Outbound
09/10/25
1 Stopover (YUL)
AC0432, AC0866
26h 10min
Return
14/10/25
direct
AC0859
07h 50min
Air Canada ?
£485
Toronto
London Heathrow
Outbound
09/10/25
direct
BA0098
07h 15min
Return
14/10/25
direct
BA0099
07h 55min
British Airways
£486
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Toronto to London Heathrow

Favourite airline: Icelandair
Flight tickets on the route Toronto – London Heathrow are most frequently booked with Icelandair.
Icelandair
40 %
Aer Lingus
30 %
Air Canada
15 %
Direct flights are more expensive
Direct flights on this route are £149.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
07h 05min
18h 45min
23h 50min
£640
£491
£699
Favourite connection: via Reykjavik-Keflavik
On this flight route, flights with a stopover in Reykjavik-Keflavik are the most popular.
Route
bookings
1 stopover Reykjavik-Keflavik International
18h 45min, from £491
47 %
1 stopover Dublin
12h 40min, from £583
35 %
Direct flights
07h 05min, from £640
12 %

Important flight information

Flight information: Toronto - London Heathrow

Outbound and return from £439.20
Flight duration min. 06:55 / max. 07:05
Return flight duration min. 07:55/ max. 08:05
Distance 5713 km
Flights per week 44
Departure airport Airport Toronto Pearson (YYZ)
Departure country Flights from Canada
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Alternative flights to London Heathrow
Popular destinations for onward travel