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

Return flights

04 Sep - 07 Sep	Vietnam Airlines
01 Sep - 14 Sep	Vietnam Airlines
01 Sep - 07 Sep	Vietnam Airlines
05 Sep - 12 Sep	Vietnam Airlines
18 Sep - 13 Oct	Vietnam Airlines
01 Sep - 15 Sep	China Southern
13 Sep - 24 Oct	Cathay Pacific
20 Sep - 04 Oct	Cathay Pacific
11 Sep - 25 Sep	AirAsia X
24 Sep - 03 Oct	VietJet Air
13 Sep - 29 Sep	Cathay Pacific
24 Sep - 04 Oct	VietJet Air
25 Sep - 04 Oct	Spring Airlines
06 Sep - 09 Sep	AirAsia X
09 Sep - 11 Sep	AirAsia X
06 Sep - 11 Sep	AirAsia X
26 Sep - 03 Oct	VietJet Air
19 Sep - 06 Oct	VietJet Air
11 Sep - 01 Oct	AirAsia X
26 Sep - 08 Oct	Vietnam Airlines

Also check the deals for one-way flights from Shanghai to Sydney 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 Shanghai to Sydney in September from $395

Return flights