Cheapest one-way flights from Montreal to London in September from $346

AirHint found the following cheapest one-way flights from Montreal (YUL) to London (LHR) in September 2026 (see full year).

One-Way flights

13 Sep TAP
25 Sep TAP
02 Sep TAP
04 Sep TAP
26 Sep TAP
26 Sep British Airways direct
13 Sep British Airways direct
25 Sep British Airways direct
02 Sep British Airways direct
05 Sep British Airways direct

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

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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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