Cheapest return flights from Montreal to London in October from $676

Best time to book flights for Montreal (YUL) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to London (LHR) in October 2025 (see full year).

Return flights

01 Oct - 08 Oct FrenchBee
03 Oct - 10 Oct FrenchBee
15 Oct - 22 Oct TAP
20 Oct - 27 Oct TAP
29 Oct - 05 Nov TAP
06 Oct - 13 Oct FrenchBee
16 Oct - 23 Oct TAP
19 Oct - 26 Oct TAP
26 Oct - 02 Nov TAP
08 Oct - 15 Oct FrenchBee
22 Oct - 29 Oct Lufthansa
01 Oct - 08 Oct Air Canada direct
27 Oct - 03 Nov TAP
31 Oct - 07 Nov TAP
27 Oct - 03 Nov Air Canada direct
28 Oct - 04 Nov Air Canada direct
29 Oct - 05 Nov Air Canada direct
25 Oct - 01 Nov Air Canada direct
26 Oct - 02 Nov Air Canada direct
30 Oct - 06 Nov Air Canada direct

Also check the deals for one-way flights from Montreal to London in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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