AirHint found the following cheapest return flights from Hong Kong (HKG) to Perth (PER) in August 2025 (see full year).

Return flights

26 Aug - 10 Sep	Batik Air Malaysia
20 Aug - 09 Sep	AirAsia
26 Aug - 02 Sep	Batik Air Malaysia
26 Aug - 01 Sep	Batik Air Malaysia
21 Aug - 08 Sep	AirAsia
20 Aug - 03 Sep	AirAsia
27 Aug - 07 Sep	Scoot
27 Aug - 01 Sep	Scoot
31 Aug - 07 Sep	VietJet Air
31 Aug - 06 Sep	VietJet Air
20 Aug - 31 Aug	Batik Air Malaysia
24 Aug - 31 Aug	Batik Air Malaysia
20 Aug - 25 Aug	AirAsia
19 Aug - 25 Aug	AirAsia
21 Aug - 26 Aug	AirAsia
21 Aug - 27 Aug	AirAsia
19 Aug - 26 Aug	AirAsia
20 Aug - 27 Aug	AirAsia
20 Aug - 26 Aug	AirAsia
20 Aug - 28 Aug	AirAsia

Also check the deals for one-way flights from Hong Kong to Perth 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 Perth in August from 291€

Return flights