AirHint found the following cheapest return flights from Hangzhou (HGH) to Sydney (SYD) in October 2025 (see full year).

Return flights

24 Oct - 02 Nov	Scoot
29 Oct - 05 Nov	Scoot
21 Oct - 31 Oct	Cathay Pacific
23 Oct - 02 Nov	Scoot
24 Oct - 01 Nov	Scoot
30 Oct - 06 Nov	Cathay Pacific
16 Oct - 20 Oct	Thai Lion Air
31 Oct - 19 Nov	AirAsia X
17 Oct - 25 Oct	AirAsia X
31 Oct - 05 Nov	AirAsia X
31 Oct - 11 Nov	AirAsia X
17 Oct - 05 Nov	AirAsia X
31 Oct - 02 Nov	AirAsia X
13 Oct - 25 Oct	AirAsia X
13 Oct - 18 Oct	AirAsia X
07 Oct - 13 Oct	Scoot
06 Oct - 25 Oct	AirAsia X
06 Oct - 18 Oct	AirAsia X
05 Oct - 09 Oct	China Southern
10 Oct - 25 Oct	AirAsia X

Also check the deals for one-way flights from Hangzhou to Sydney in October.

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 Hangzhou to Sydney in October from 343€

Return flights