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

Return flights

22 Aug - 12 Sep	Finnair
26 Aug - 02 Sep	Ryanair
17 Aug - 07 Sep	Finnair
24 Aug - 13 Sep	Air China
27 Aug - 30 Aug	Ryanair
19 Aug - 13 Sep	Ryanair
21 Aug - 06 Sep	Ryanair
22 Aug - 21 Sep	Air China
05 Aug - 12 Aug	Wizz Air Malta
20 Aug - 23 Aug	Ryanair
20 Aug - 10 Sep	Ryanair
16 Aug - 30 Aug	Aegean Airlines
01 Aug - 07 Aug	Ryanair
19 Aug - 25 Aug	Ryanair
07 Aug - 30 Aug	Vueling Airlines
09 Aug - 30 Aug	Wizz Air Malta
03 Aug - 10 Aug	Wizz Air Malta
26 Aug - 31 Aug	Ryanair
19 Aug - 10 Sep	Lufthansa
21 Aug - 04 Sep	Etihad Airways

Also check the deals for one-way flights from Rome to Sydney 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 Rome to Sydney in August from $1009

Return flights