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

Return flights

27 Oct - 03 Nov	Brussels Airlines
15 Oct - 11 Nov	FrenchBee
05 Oct - 12 Oct	FrenchBee
06 Oct - 13 Oct	Air Transat
13 Oct - 20 Oct	Air Transat
13 Oct - 19 Oct	FrenchBee
12 Oct - 19 Oct	FrenchBee
09 Oct - 16 Oct	Air Transat
06 Oct - 14 Oct	FrenchBee
16 Oct - 23 Oct	Air Transat
01 Oct - 08 Oct	Air Transat
16 Oct - 20 Oct	Air Canada	direct
30 Oct - 07 Nov	Air Canada	direct
24 Oct - 01 Nov	Air Canada
15 Oct - 01 Nov	SWISS
28 Oct - 11 Nov	Air Canada
29 Oct - 12 Nov	Air Canada
26 Oct - 02 Nov	Air Canada
30 Oct - 06 Nov	SWISS
28 Oct - 04 Nov	Air Canada

Also check the deals for one-way flights from Montreal to Geneva 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 Montreal to Geneva in October from $414

Return flights