Flights from London to Toronto

Our cheapest offers for flights from London to Toronto

Here you can compare cheap flights from London (LON) to Toronto (YTO) 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
Toronto
Outbound
24/05/26
1 Stopover (LIS)
TP1369, TP0257
24h 25min
Return
-
TAP Air Portugal
£250
found yesterday
London
Toronto
Outbound
18/01/26
1 Stopover (KEF)
FI0455, FI0603
26h 40min
Return
07/02/26
1 Stopover (KEF)
FI0602, FI0450
10h 10min
Icelandair
£293
Best option
London
Toronto
Outbound
31/01/26
direct
TS0123
08h 20min
Return
03/02/26
direct
TS0122
07h 10min
Air Transat
£353
London
Toronto
Outbound
22/12/25
2 Stopovers (KEF, EWR)
FI0451, FI0623, PD2142
14h 55min
Return
10/01/26
2 Stopovers (BOS, KEF)
PD2941, FI0630, FI0450
18h 45min
Icelandair, Porter Airlines
£1,095
London
Toronto
Outbound
24/12/25
2 Stopovers (ZRH, YUL)
LX0345, AC6821, AC7971
16h 55min
Return
11/01/26
2 Stopovers (YOW, YUL)
AC7704, AC8012, AC0864
15h 45min
Swiss International Air Lines, Air Canada
£341
London
Toronto
Outbound
13/02/26
1 Stopover (DUB)
EI0151, EI0127
13h 05min
Return
28/02/26
1 Stopover (DUB)
EI0126, EI0152
09h 40min
Aer Lingus Irish Airlines ?
£372
London
Toronto
Outbound
24/12/25
direct
AC0859
08h 10min
Return
11/01/26
1 Stopover (YHZ)
AC0620, AC0868
18h 20min
Air Canada ?
£377
London
Toronto
Outbound
31/01/26
2 Stopovers (BRU, YUL)
AC6330, AC0833, AC7971
16h 05min
Return
03/02/26
2 Stopovers (YOW, YHZ)
AC7704, AC8066, AC0868
29h 10min
Air Canada
£377
London
Toronto
Outbound
14/05/26
1 Stopover (LIS)
TP1363, TP0257
13h 00min
Return
20/05/26
1 Stopover (LIS)
TP0258, TP1364
20h 15min
TAP Air Portugal
£382
London
Toronto
Outbound
25/12/25
direct
LH6586
08h 10min
Return
13/01/26
direct
LH6589
07h 20min
Lufthansa ?
£383
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 to Toronto

Favourite airline: Air Transat
68 % of bookings on this flight route are made with Air Transat, Air Canada and Icelandair.
Air Transat
43 %
Air Canada
13 %
Icelandair
12 %
Cheapest weekday: Friday
The cheapest days to fly on this route are Friday.
Direct flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 1 % more expensive.
non stop flight
1 stop
2 stops
07h 55min
31h 06min
12h 46min
£373
£378
£440
The favourite connection is non-stop
38 % of travellers decide to book a direct flight on this route.
Route
bookings
Direct flights
07h 55min, from £373
38 %
1 stopover Montréal-Pierre Elliott Trudeau International Airport
31h 06min, from £378
17 %
1 stopover Reykjavik-Keflavik International
11h 10min, from £412
14 %

Important flight information

Flight information: London - Toronto

Cheapest outbound flight from £250.00
Outbound and return from £292.99
Flight duration min. 07:55 / max. 08:29
Return flight duration min. 06:55/ max. 07:25
Distance 5717 km
Flights per week 60
Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport Airport Toronto (YTO)
Destination country Flights to Canada
Alternative routes to Canada
Alternative flights to Toronto
Flight destinations with a similar price