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

Return flights

11 May - 18 May	Scoot
08 May - 15 May	AirAsia
06 May - 13 May	Scoot
06 May - 17 May	Scoot
05 May - 10 May	Scoot
02 May - 23 May	Scoot
02 May - 10 May	Scoot
02 May - 08 May	Scoot
01 May - 20 May	Scoot
01 May - 06 May	Scoot
31 May - 07 Jun	Jetstar	direct
30 May - 03 Jun	AirAsia
29 May - 06 Jun	Thai AirAsia
29 May - 03 Jun	Jetstar	direct
31 May - 05 Jun	VietJet Air
31 May - 05 Jun	Jetstar	direct
29 May - 06 Jun	Thai Airways	direct
30 May - 06 Jun	Thai Airways	direct
30 May - 07 Jun	Thai Airways	direct
30 May - 03 Jun	Thai Airways	direct

Also check the deals for one-way flights from Bangkok to Perth 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 Bangkok to Perth in May from $249

Return flights