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

Return flights

04 Sep - 04 Oct	Scoot Tigerair
05 Sep - 19 Sep	Turkish Airlines
23 Sep - 23 Oct	Turkish Airlines
01 Sep - 01 Oct	Scoot Tigerair
02 Sep - 30 Sep	Turkish Airlines
08 Sep - 20 Sep	Etihad Airways
15 Sep - 20 Oct	British Airways

Also check the deals for one-way flights from Sydney to Zagreb 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 Zagreb in September from $1314

Return flights