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

Return flights

17 Sep - 30 Sep	ITA Airways
30 Sep - 14 Oct	KLM
29 Sep - 14 Oct	KLM
25 Sep - 06 Oct	KLM
30 Sep - 20 Oct	KLM
30 Sep - 21 Oct	KLM
29 Sep - 20 Oct	Air France
27 Sep - 20 Oct	British Airways
29 Sep - 21 Oct	British Airways
29 Sep - 06 Oct	Air France
25 Sep - 02 Oct	KLM
23 Sep - 30 Sep	British Airways
23 Sep - 29 Sep	British Airways
18 Sep - 27 Sep	easyJet
22 Sep - 25 Sep	easyJet
20 Sep - 27 Sep	easyJet
16 Sep - 17 Sep	TAP
21 Sep - 25 Sep	easyJet
28 Sep - 30 Sep	Air Canada
18 Sep - 23 Sep	British Airways

Also check the deals for one-way flights from Geneva to Toronto 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 Toronto in September from $466

Return flights