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

Return flights

04 Sep - 23 Sep	Scoot Tigerair
07 Sep - 25 Sep	Scoot Tigerair
09 Sep - 25 Sep	Scoot Tigerair
04 Sep - 08 Sep	Turkish Airlines
10 Sep - 14 Sep	Turkish Airlines
03 Sep - 14 Sep	Emirates
23 Sep - 09 Oct	Scoot Tigerair
01 Sep - 14 Sep	Etihad Airways
01 Sep - 24 Sep	Qatar Airways

Also check the deals for one-way flights from Sydney to Geneva 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 Sydney to Geneva in September from 947€

Return flights