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

Return flights

18 Aug - 24 Aug	Jetstar	direct
27 Aug - 10 Sep	Jetstar
18 Aug - 01 Sep	Jetstar	direct
20 Aug - 25 Aug	Jetstar	direct
24 Aug - 08 Sep	Jetstar	direct
22 Aug - 24 Aug	AirAsia
24 Aug - 27 Aug	Jetstar
22 Aug - 24 Aug	Jetstar	direct
28 Aug - 31 Aug	Scoot
27 Aug - 10 Sep	Jetstar	direct
25 Aug - 10 Sep	Jetstar	direct
27 Aug - 05 Sep	Jetstar	direct
18 Aug - 22 Aug	Jetstar	direct
29 Aug - 12 Sep	Jetstar	direct
27 Aug - 27 Aug	Scoot
20 Aug - 06 Sep	AirAsia
21 Aug - 06 Sep	AirAsia
24 Aug - 30 Aug	Thai AirAsia
26 Aug - 06 Sep	Thai AirAsia
20 Aug - 31 Aug	AirAsia

Also check the deals for one-way flights from Bangkok 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 Bangkok to Perth in August from 221€

Return flights