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

Return flights

13 Aug - 20 Aug	Thai AirAsia
10 Aug - 15 Aug	AirAsia
08 Aug - 12 Aug	Thai AirAsia
14 Aug - 17 Aug	AirAsia
17 Aug - 20 Aug	AirAsia
04 Aug - 10 Aug	AirAsia
09 Aug - 12 Aug	Batik Air Malaysia
09 Aug - 15 Aug	Batik Air Malaysia
23 Aug - 30 Aug	AirAsia
17 Aug - 07 Sep	AirAsia
22 Aug - 29 Aug	Thai AirAsia
21 Aug - 09 Sep	Thai AirAsia
21 Aug - 08 Sep	Thai AirAsia
21 Aug - 03 Sep	Thai AirAsia
21 Aug - 01 Sep	Thai AirAsia
21 Aug - 10 Sep	Thai AirAsia
21 Aug - 11 Sep	Thai AirAsia
20 Aug - 09 Sep	Thai AirAsia
20 Aug - 08 Sep	Thai AirAsia
20 Aug - 03 Sep	Thai 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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from Bangkok to Perth in August from $251

Return flights