AirHint found the following cheapest return flights from Perth (PER) to Bangkok (BKK) in September 2026 (see full year).

Return flights

01 Sep - 11 Sep	Scoot
01 Sep - 15 Sep	Scoot
10 Sep - 21 Sep	Scoot
04 Sep - 11 Sep	Scoot
04 Sep - 18 Sep	Scoot
03 Sep - 14 Sep	Scoot
01 Sep - 08 Sep	Scoot
04 Sep - 11 Sep	Jetstar	direct
04 Sep - 18 Sep	Jetstar	direct
18 Sep - 25 Sep	Scoot
13 Sep - 06 Oct	Scoot
19 Sep - 04 Oct	Scoot
19 Sep - 03 Oct	Scoot
22 Sep - 10 Oct	Scoot
27 Sep - 10 Oct	Scoot
22 Sep - 10 Oct	Thai Airways	direct
27 Sep - 10 Oct	Thai Airways	direct
19 Sep - 03 Oct	Thai Airways	direct
19 Sep - 04 Oct	Thai Airways	direct

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

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Cheapest return flights from Perth to Bangkok in September from 214€

Return flights