Flights from London to Montreal

Trip type

Our cheapest offers for flights from London to Montreal

Here you can compare cheap flights from London (LON) to Montreal (YMQ) 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 Montreal. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London
Montreal
Outbound
19/06/26
1 Stopover (YYZ)
TS0123, TS0751
12h 50min
Return
05/07/26
direct
TS0728
06h 45min
Air Transat
£374
Best option
London
Montreal
Outbound
30/06/26
direct
LH6838
07h 35min
Return
02/08/26
direct
LH6839
06h 50min
Lufthansa ?
£414
London
Montreal
Outbound
25/05/26
2 Stopovers (DUB, YYZ)
EI8370, EI0127, EI8503
28h 51min
Return
07/06/26
2 Stopovers (YYZ, DUB)
EI8515, EI0126, EI8361
13h 25min
Aer Lingus Irish Airlines
£878
London
Montreal
Please note: transfer for connecting flight
Outbound
31/03/26
1 Stopover (BCN)
U28055, LH6632
12h 25min
Return
21/04/26
1 Stopover (NTE)
TS0602, U28446
10h 25min
easyJet, Lufthansa
£1,569
London
Montreal
Outbound
01/07/26
1 Stopover (MUC)
LH2485, LH0474
16h 25min
Return
30/07/26
1 Stopover (YYZ)
LH6570, LH6559
16h 40min
Lufthansa
£400
London
Montreal
Outbound
25/05/26
1 Stopover (YYZ)
TS0283, TS7803
29h 22min
Return
07/06/26
direct
TS0728
06h 45min
Air Transat
£402
London
Montreal
Outbound
01/07/26
1 Stopover (MUC)
LH2483, LH0474
16h 55min
Return
30/07/26
direct
LH6837
06h 50min
Lufthansa
£403
London
Montreal
Outbound
25/05/26
1 Stopover (YYZ)
TS0123, TS7805
16h 57min
Return
07/06/26
direct
TS0728
06h 45min
Air Transat
£408
London
Montreal
Outbound
25/05/26
1 Stopover (YYZ)
TS0123, TS7889
11h 52min
Return
07/06/26
direct
TS0728
06h 45min
Air Transat
£410
London
Montreal
Outbound
01/07/26
1 Stopover (VIE)
OS0340, OS0055
12h 50min
Return
30/07/26
1 Stopover (BRU)
SN9552, SN2103
22h 10min
Austrian Airlines ?
£417
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 Montreal

Favourite airline: Air Transat
57 % of flights booked on the route from London to Montreal are booked with Air Transat, Air Canada and TAP Portugal.
Air Transat
38 %
Air Canada
10 %
TAP Portugal
9 %
Cheapest weekday: Tuesday
Flight prices fluctuate during the week. Flights are cheapest on   Tuesday by 13 %.
Stopover flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 2 % cheaper.
non stop flight
1 stop
2 stops
07h 40min
16h 15min
19h 33min
£394
£388
£596
Favourite connection: via Toronto
Stopover flights on this route are especially popular via Toronto, making up 29 % of bookings.
Route
bookings
1 stopover Toronto Pearson
16h 15min, from £388
29 %
Direct flights
07h 40min, from £394
24 %
1 stopover Amsterdam Schiphol
28h 40min, from £503
9 %

Important flight information

Flight information: London - Montreal

Outbound and return from £373.97
Flight duration min. 07:25
Return flight duration min. 06:35/ max. 06:40
Distance 5224 km
Flights per week 16
Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport Airport Montreal, Metropolitan Area - (YUL, YMX, YHU) (YMQ)
Destination country Flights to Canada
Alternative routes to Canada
Flight destinations with a similar price