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

Return flights

12 Sep - 14 Sep	Jetstar
10 Sep - 14 Sep	Jetstar	direct
07 Sep - 14 Sep	Jetstar	direct
07 Sep - 06 Oct	Jetstar	direct
03 Sep - 07 Sep	Jetstar	direct
10 Sep - 10 Oct	Jetstar	direct
19 Sep - 22 Sep	Jetstar	direct
12 Sep - 15 Sep	Jetstar	direct
01 Sep - 03 Sep	Jetstar
10 Sep - 17 Sep	Jetstar	direct
01 Sep - 07 Sep	Jetstar	direct
12 Sep - 21 Sep	Jetstar	direct
23 Sep - 06 Oct	AirAsia
28 Sep - 05 Oct	Jetstar	direct
24 Sep - 07 Oct	AirAsia
20 Sep - 03 Oct	Scoot
26 Sep - 03 Oct	Jetstar	direct
30 Sep - 07 Oct	Scoot
24 Sep - 11 Oct	Thai AirAsia
22 Sep - 11 Oct	AirAsia

Also check the deals for one-way flights from Bangkok 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 Bangkok to Perth in September from 213€

Return flights