Cheapest return flights from Montreal to London in October from $498

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

Return flights

16 Oct - 24 Oct Air Transat direct
06 Oct - 24 Oct Air Transat direct
11 Oct - 17 Oct Air Transat direct
01 Oct - 11 Oct Porter Airlines (Canada) Ltd
08 Oct - 20 Oct Air Transat
17 Oct - 24 Oct Air Transat
06 Oct - 10 Oct Air Transat
13 Oct - 20 Oct Air Transat
09 Oct - 20 Oct Air Transat
26 Oct - 02 Nov Air Transat
28 Oct - 04 Nov Air Transat
28 Oct - 05 Nov Air Transat
05 Oct - 12 Oct Air Transat
28 Oct - 03 Nov Air Transat
30 Oct - 05 Nov Air Transat
24 Oct - 03 Nov Air Transat
30 Oct - 03 Nov Air Transat
29 Oct - 07 Nov Air Transat
29 Oct - 08 Nov Air Transat
27 Oct - 05 Nov Porter Airlines (Canada) Ltd

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

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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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