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

Return flights

01 May - 05 May	Scoot Tigerair
15 May - 22 May	Scoot Tigerair
13 May - 20 May	Scoot Tigerair
15 May - 22 May	Jetstar	direct
13 May - 20 May	Jetstar	direct
02 May - 22 May	AirAsia
18 May - 22 May	AirAsia
13 May - 22 May	AirAsia
13 May - 01 Jun	Scoot Tigerair
02 May - 20 May	AirAsia
14 May - 22 May	AirAsia
07 May - 23 Jun	Singapore Airlines
06 May - 23 Jun	Singapore Airlines

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

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 May from $224

Return flights