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

Return flights

08 Sep - 19 Oct	Etihad Airways
16 Sep - 22 Oct	Etihad Airways
10 Sep - 28 Oct	easyJet
16 Sep - 28 Oct	Etihad Airways
02 Sep - 09 Sep	Turkish Airlines
06 Sep - 13 Sep	easyJet
08 Sep - 15 Sep	Pegasus Airlines
06 Sep - 30 Sep	easyJet
09 Sep - 16 Sep	Pegasus Airlines
14 Sep - 21 Sep	Etihad Airways
10 Sep - 17 Sep	Etihad Airways
22 Sep - 07 Oct	IndiGo
07 Sep - 14 Sep	easyJet
28 Sep - 27 Oct	AJet
30 Sep - 19 Oct	Pegasus Airlines
15 Sep - 21 Sep	Etihad Airways
02 Sep - 14 Sep	Etihad Airways
08 Sep - 05 Oct	Etihad Airways
29 Sep - 31 Oct	Etihad Airways
18 Sep - 10 Oct	Etihad Airways

Also check the deals for one-way flights from Zurich to Sydney 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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Cheapest return flights from Zurich to Sydney in September from $987

Return flights