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

Return flights

27 Dec - 03 Jan	Air China
10 Dec - 17 Dec	Jetstar
03 Dec - 15 Dec	Air China
11 Dec - 28 Dec	Scoot
25 Dec - 15 Jan	Scoot
28 Dec - 15 Jan	Scoot
01 Dec - 07 Dec	British Airways
29 Dec - 22 Jan	China Airlines
27 Dec - 25 Jan	Jetstar
29 Dec - 16 Jan	Beijing Capital Airlines
29 Dec - 10 Jan	Air China
24 Dec - 10 Jan	Air China
27 Dec - 17 Jan	Air China
17 Dec - 25 Jan	VietJet Air
17 Dec - 25 Dec	VietJet Air
04 Dec - 27 Dec	Air China
01 Dec - 15 Dec	Etihad Airways
01 Dec - 31 Dec	Air France
08 Dec - 23 Dec	Virgin Australia
07 Dec - 15 Dec	Emirates

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 $1208

Return flights