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

Return flights

13 Sep - 23 Oct	easyJet
13 Sep - 22 Oct	easyJet
02 Sep - 17 Sep	Turkish Airlines
12 Sep - 23 Oct	easyJet
12 Sep - 28 Oct	easyJet
06 Sep - 20 Sep	Air India
18 Sep - 25 Sep	Turkish Airlines
16 Sep - 15 Oct	Etihad Airways
01 Sep - 08 Sep	Finnair
13 Sep - 20 Sep	Air India
10 Sep - 27 Sep	easyJet
06 Sep - 13 Sep	easyJet
07 Sep - 21 Sep	easyJet
01 Sep - 13 Sep	Finnair
11 Sep - 02 Oct	easyJet
03 Sep - 20 Sep	easyJet
15 Sep - 27 Oct	Etihad Airways
25 Sep - 16 Oct	Etihad Airways
04 Sep - 18 Oct	Etihad Airways
25 Sep - 02 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 $961

Return flights