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

Return flights

20 Oct - 30 Oct	Air Canada
15 Oct - 19 Oct	Air Canada
25 Oct - 04 Nov	Air Canada
29 Oct - 05 Nov	Air Canada
31 Oct - 07 Nov	Air Canada
06 Oct - 30 Oct	Air Canada
14 Oct - 28 Oct	Air Canada
07 Oct - 28 Oct	Air Canada
31 Oct - 08 Nov	Air Canada
01 Oct - 16 Oct	Austrian Airlines
06 Oct - 13 Oct	Air Canada
25 Oct - 09 Nov	Air Canada
27 Oct - 09 Nov	Air Canada
09 Oct - 20 Oct	Air Canada
09 Oct - 17 Oct	Air Canada
06 Oct - 20 Oct	Air Canada
25 Oct - 09 Nov	SWISS	direct
27 Oct - 09 Nov	SWISS	direct
31 Oct - 07 Nov	SWISS	direct
25 Oct - 04 Nov	SWISS	direct

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

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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Cheapest return flights from Geneva to Montreal in October from 407€

Return flights