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

Return flights

18 May - 24 May	Scoot
12 May - 22 May	Scoot
01 May - 17 May	Scoot
06 May - 20 May	Scoot
01 May - 08 May	Scoot
15 May - 22 May	Scoot
13 May - 24 May	Scoot
22 May - 27 May	Scoot
13 May - 17 Jun	Scoot
15 May - 22 May	Jetstar	direct
13 May - 24 May	Jetstar	direct
13 May - 17 Jun	Jetstar	direct
27 May - 01 Jun	Scoot
27 May - 01 Jun	Jetstar	direct
29 May - 01 Jun	Jetstar	direct
31 May - 28 Jun	Scoot
31 May - 28 Jun	Jetstar	direct
28 May - 18 Jun	AirAsia
28 May - 07 Jun	Indonesia AirAsia
28 May - 17 Jun	Indonesia AirAsia

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 $232

Return flights