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

Return flights

15 Oct - 26 Oct	SWISS
01 Oct - 15 Oct	easyJet
01 Oct - 18 Oct	Vueling Airlines
06 Oct - 18 Oct	easyJet
06 Oct - 15 Oct	Vueling Airlines
03 Oct - 17 Oct	easyJet
08 Oct - 21 Oct	KLM
11 Oct - 22 Oct	KLM
10 Oct - 17 Oct	KLM
05 Oct - 12 Oct	easyJet
13 Oct - 06 Nov	KLM
15 Oct - 08 Nov	SWISS
19 Oct - 02 Nov	Air Canada
18 Oct - 02 Nov	Air Canada
13 Oct - 06 Nov	SWISS	direct
19 Oct - 02 Nov	SWISS	direct
18 Oct - 01 Nov	SWISS

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 382€

Return flights