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

Return flights

23 Dec - 08 Jan	China Southern
18 Dec - 11 Jan	China Southern
31 Dec - 18 Jan	China Southern
12 Dec - 03 Jan	Hainan Airlines
27 Dec - 08 Jan	China Southern
01 Dec - 30 Dec	Air China
23 Dec - 11 Jan	AirAsia X
22 Dec - 11 Jan	AirAsia X
22 Dec - 08 Jan	AirAsia X
23 Dec - 09 Jan	AirAsia X
22 Dec - 09 Jan	AirAsia X
04 Dec - 15 Dec	China Southern
08 Dec - 15 Dec	China Southern
03 Dec - 09 Dec	China Southern
01 Dec - 08 Dec	China Southern
11 Dec - 18 Dec	AirAsia X
17 Dec - 24 Dec	AirAsia X
12 Dec - 15 Dec	China Southern
14 Dec - 21 Dec	Air China
12 Dec - 19 Dec	China Southern

Also check the deals for one-way flights from Shanghai 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.

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Cheapest return flights from Shanghai to Sydney in December from 409€

Return flights