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

Return flights

06 Dec - 13 Dec	SWISS
14 Dec - 18 Jan	Air Canada
22 Dec - 17 Jan	Porter Airlines (Canada) Ltd
27 Dec - 17 Jan	Air Canada
24 Dec - 04 Jan	Porter Airlines (Canada) Ltd
17 Dec - 22 Dec	Porter Airlines (Canada) Ltd
26 Dec - 28 Dec	SWISS
16 Dec - 03 Jan	Porter Airlines (Canada) Ltd
18 Dec - 30 Dec	SWISS
20 Dec - 31 Dec	SWISS
20 Dec - 29 Dec	SWISS
20 Dec - 21 Dec	SWISS
19 Dec - 31 Dec	SWISS
19 Dec - 30 Dec	SWISS
23 Dec - 02 Jan	Air Canada
10 Dec - 03 Jan	SWISS
19 Dec - 29 Dec	Air Canada
23 Dec - 03 Jan	SWISS
21 Dec - 04 Jan	SWISS

Also check the deals for one-way flights from Toronto to Geneva in December.

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 Toronto to Geneva in December from $644

Return flights