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

Return flights

10 Dec - 14 Jan	Air China
16 Dec - 18 Jan	Sichuan Airlines
11 Dec - 23 Jan	Sichuan Airlines
04 Dec - 18 Jan	Sichuan Airlines
12 Dec - 18 Jan	Air China
01 Dec - 08 Dec	Air China
07 Dec - 16 Jan	Air China
02 Dec - 16 Jan	Air China
02 Dec - 09 Dec	Air China
03 Dec - 10 Dec	Air China
04 Dec - 11 Dec	Air China
01 Dec - 11 Dec	Air China
12 Dec - 12 Jan	Air China
15 Dec - 18 Jan	Wizz Air
14 Dec - 17 Jan	Wizz Air Malta
08 Dec - 14 Dec	Air China
09 Dec - 16 Dec	Air China
10 Dec - 16 Dec	Air China
06 Dec - 13 Dec	Air China
05 Dec - 12 Dec	Air China

Also check the deals for one-way flights from Rome to Sydney in December.

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 Rome to Sydney in December from $705

Return flights