Cheapest one-way flights from Montreal to London in September from 218€

AirHint found the following cheapest one-way flights from Montreal (YUL) to London (LGW) in September 2025 (see full year).

One-Way flights

24 Sep Air Transat direct
29 Sep Air Transat direct
17 Sep Air Transat direct
15 Sep Air Transat direct
02 Sep Porter Airlines (Canada) Ltd
30 Sep Porter Airlines (Canada) Ltd
03 Sep FrenchBee
07 Sep Air Transat
14 Sep Air Canada
26 Sep Air Canada

Also check the deals for return flights from Montreal to London in September.

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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