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

Return flights

20 Apr - 27 Apr	AirAsia
22 Apr - 13 May	AirAsia
22 Apr - 07 May	AirAsia
21 Apr - 06 May	Scoot
22 Apr - 14 May	AirAsia
18 Apr - 25 Apr	AirAsia
27 Apr - 04 May	Jetstar	direct
27 Apr - 02 May	Scoot
22 Apr - 08 May	Scoot
17 Apr - 22 May	Jetstar	direct
22 Apr - 09 May	Scoot
22 Apr - 08 May	Jetstar	direct
18 Apr - 26 Apr	AirAsia
19 Apr - 26 Apr	AirAsia
23 Apr - 27 Apr	Scoot
20 Apr - 25 Apr	Scoot
16 Apr - 23 Apr	AirAsia
24 Apr - 27 Apr	Scoot
18 Apr - 27 Apr	Scoot
19 Apr - 27 Apr	Scoot

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

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 April from $252

Return flights