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

Return flights

04 Dec - 15 Jan	Scoot Tigerair
14 Dec - 08 Jan	Scoot Tigerair
31 Dec - 10 Jan	Air China
29 Dec - 26 Jan	Turkish Airlines
29 Dec - 27 Jan	Turkish Airlines
04 Dec - 13 Dec	Air China
06 Dec - 13 Dec	Air China
18 Dec - 08 Jan	Scoot Tigerair
31 Dec - 17 Jan	Air China
27 Dec - 16 Jan	Air China
18 Dec - 01 Jan	Scoot Tigerair
03 Dec - 14 Dec	Air China
31 Dec - 18 Jan	Air China
05 Dec - 13 Dec	Qatar Airways

Also check the deals for one-way flights from Sydney 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 Sydney to Geneva in December from $1286

Return flights