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

Return flights

02 Sep - 18 Sep	AirAsia
10 Sep - 18 Sep	Scoot Tigerair
01 Sep - 04 Sep	AirAsia
09 Sep - 12 Sep	AirAsia
02 Sep - 29 Sep	AirAsia
08 Sep - 12 Sep	VietJet Air
18 Sep - 24 Sep	Scoot Tigerair
25 Sep - 23 Oct	Scoot Tigerair
01 Sep - 09 Sep	AirAsia
29 Sep - 08 Oct	VietJet Air
02 Sep - 09 Sep	AirAsia
03 Sep - 09 Sep	AirAsia
26 Sep - 06 Oct	VietJet Air
29 Sep - 05 Oct	VietJet Air
25 Sep - 14 Oct	AirAsia
24 Sep - 14 Oct	AirAsia
25 Sep - 15 Oct	AirAsia
29 Sep - 07 Oct	Cebu Pacific
24 Sep - 15 Oct	AirAsia
26 Sep - 07 Oct	VietJet Air

Also check the deals for one-way flights from Guangzhou 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 Guangzhou to Sydney in September from $408

Return flights