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

Return flights

06 Aug - 04 Sep	Scoot Tigerair
19 Aug - 16 Sep	Scoot Tigerair
06 Aug - 15 Sep	Scoot Tigerair
03 Aug - 01 Sep	Air China
09 Aug - 13 Sep	China Eastern
21 Aug - 24 Sep	Scoot Tigerair
04 Aug - 07 Sep	China Southern
19 Aug - 30 Sep	Scoot Tigerair
08 Aug - 10 Sep	Turkish Airlines
01 Aug - 31 Aug	Etihad Airways
19 Aug - 07 Sep	Turkish Airlines
01 Aug - 12 Aug	Turkish Airlines
15 Aug - 22 Aug	Turkish Airlines
01 Aug - 11 Aug	Turkish Airlines
01 Aug - 15 Aug	Etihad Airways

Also check the deals for one-way flights from Sydney to Zagreb in August.

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 August from $1178

Return flights