AirHint found the following cheapest return flights from Hong Kong (HKG) to Sydney (SYD) in August 2026 (see full year).

Return flights

28 Aug - 05 Sep	AirAsia
24 Aug - 05 Sep	AirAsia
25 Aug - 05 Sep	AirAsia
28 Aug - 30 Aug	AirAsia
01 Aug - 07 Aug	Scoot
01 Aug - 08 Aug	Scoot
24 Aug - 30 Aug	AirAsia
25 Aug - 30 Aug	AirAsia
24 Aug - 29 Aug	AirAsia
25 Aug - 29 Aug	AirAsia
12 Aug - 30 Aug	AirAsia
12 Aug - 29 Aug	AirAsia
28 Aug - 03 Sep	AirAsia
24 Aug - 03 Sep	AirAsia
25 Aug - 03 Sep	AirAsia
08 Aug - 15 Aug	HK Express

Also check the deals for one-way flights from Hong Kong to Sydney in August.

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 Hong Kong to Sydney in August from 433€

Return flights