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

Return flights

23 Oct - 30 Oct	Air China	direct
18 Oct - 25 Oct	Air China	direct
18 Oct - 08 Nov	Air China	direct
22 Oct - 29 Oct	Singapore Airlines
17 Oct - 24 Oct	Hong Kong Airlines
03 Oct - 12 Oct	Singapore Airlines
06 Oct - 12 Oct	Cathay Pacific
02 Oct - 12 Oct	Cathay Pacific
02 Oct - 09 Oct	Cathay Pacific
02 Oct - 11 Oct	Cathay Pacific
02 Oct - 11 Oct	Air China	direct

Also check the deals for one-way flights from Beijing 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 Beijing to Sydney in October from 540€

Return flights