Cheapest return flights from London to Montreal in October from $552

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

Return flights

02 Oct - 06 Oct Delta
08 Oct - 17 Oct Delta
02 Oct - 05 Oct Delta
02 Oct - 06 Oct British Airways direct
09 Oct - 18 Oct Virgin Atlantic
11 Oct - 18 Oct Virgin Atlantic
23 Oct - 30 Oct British Airways direct
02 Oct - 05 Oct British Airways direct
20 Oct - 13 Nov British Airways direct
14 Oct - 19 Oct Air Canada
07 Oct - 12 Oct Air Canada
14 Oct - 04 Nov Air Canada
22 Oct - 04 Nov Air Canada
25 Oct - 01 Nov Air Canada
22 Oct - 02 Nov Lufthansa
23 Oct - 04 Nov SWISS
31 Oct - 07 Nov SWISS
14 Oct - 04 Nov British Airways direct
22 Oct - 04 Nov British Airways direct
24 Oct - 02 Nov SWISS

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