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

Return flights

03 Sep - 10 Sep	AirAsia
09 Sep - 14 Sep	AirAsia
02 Sep - 14 Sep	Scoot Tigerair
01 Sep - 14 Sep	Scoot Tigerair
08 Sep - 14 Sep	Scoot Tigerair
13 Sep - 21 Sep	Scoot Tigerair
07 Sep - 14 Sep	Scoot Tigerair
12 Sep - 21 Sep	Scoot Tigerair
03 Sep - 04 Sep	AirAsia
02 Sep - 04 Sep	AirAsia
24 Sep - 01 Oct	Scoot Tigerair
06 Sep - 11 Oct	Scoot Tigerair
23 Sep - 12 Oct	AirAsia
28 Sep - 05 Oct	HK Express
14 Sep - 04 Oct	AirAsia
24 Sep - 12 Oct	AirAsia
23 Sep - 13 Oct	AirAsia
20 Sep - 01 Oct	Scoot Tigerair
23 Sep - 11 Oct	AirAsia
24 Sep - 14 Oct	AirAsia

Also check the deals for one-way flights from Hong Kong to Perth 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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from Hong Kong to Perth in September from $304

Return flights