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

Return flights

13 Dec - 20 Dec	AirAsia X
10 Dec - 21 Dec	Scoot
12 Dec - 19 Dec	Etihad Airways
15 Dec - 29 Dec	AirAsia X
15 Dec - 09 Jan	Etihad Airways
25 Dec - 08 Jan	Scoot
16 Dec - 27 Dec	AirAsia X
25 Dec - 09 Jan	Scoot
24 Dec - 09 Jan	Hainan Airlines
26 Dec - 09 Jan	AirAsia X
20 Dec - 02 Jan	AirAsia X
19 Dec - 02 Jan	AirAsia X
28 Dec - 04 Jan	Scoot
15 Dec - 07 Jan	Air France
21 Dec - 01 Jan	Scoot
21 Dec - 30 Dec	Qantas
19 Dec - 27 Dec	Air France

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 $1345

Return flights