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

Return flights

05 May - 19 May	Scoot Tigerair
13 May - 20 May	Scoot Tigerair
24 May - 29 May	Scoot Tigerair
06 May - 18 May	Scoot Tigerair
13 May - 20 May	Jetstar	direct
24 May - 29 May	Jetstar	direct
06 May - 18 May	Jetstar	direct
31 May - 20 Jun	AirAsia
31 May - 19 Jun	AirAsia
31 May - 08 Jun	AirAsia
15 May - 25 May	AirAsia
31 May - 15 Jun	AirAsia
25 May - 08 Jun	Indonesia AirAsia
31 May - 21 Jun	AirAsia
25 May - 15 Jun	AirAsia
25 May - 25 May	AirAsia
31 May - 15 Jun	Thai Airways	direct

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 181€

Return flights