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

Return flights

16 Sep - 24 Sep	easyJet
16 Sep - 28 Sep	easyJet
22 Sep - 19 Oct	Air Canada
25 Sep - 29 Sep	Air Canada
22 Sep - 30 Sep	Air Canada
24 Sep - 04 Oct	Air Canada
30 Sep - 18 Oct	easyJet
21 Sep - 05 Oct	Austrian Airlines
24 Sep - 01 Oct	Air Canada
29 Sep - 07 Oct	Air Canada
29 Sep - 08 Oct	Air Canada
28 Sep - 12 Oct	Air Canada
29 Sep - 09 Oct	Air Canada
18 Sep - 01 Oct	easyJet
26 Sep - 30 Sep	United
12 Sep - 21 Sep	easyJet
23 Sep - 27 Sep	United
21 Sep - 30 Sep	United
17 Sep - 25 Sep	TAP
10 Sep - 14 Sep	TAP

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

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 September from $492

Return flights