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

Return flights

23 Apr - 13 May	Scoot
22 Apr - 09 May	Scoot
21 Apr - 07 May	Scoot
21 Apr - 11 May	Scoot
29 Apr - 29 May	Jetstar	direct
17 Apr - 03 May	Scoot
17 Apr - 03 May	Jetstar	direct
30 Apr - 12 May	Scoot
21 Apr - 26 Apr	Scoot
28 Apr - 07 May	Indonesia AirAsia
29 Apr - 07 May	Indonesia AirAsia
21 Apr - 25 Apr	Indonesia AirAsia
21 Apr - 22 Apr	Indonesia AirAsia
21 Apr - 28 Apr	Indonesia AirAsia
21 Apr - 24 Apr	Indonesia AirAsia
28 Apr - 29 Apr	Indonesia AirAsia
21 Apr - 29 Apr	Indonesia AirAsia
21 Apr - 27 Apr	Indonesia AirAsia
25 Apr - 28 Apr	AirAsia
19 Apr - 24 Apr	AirAsia

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 $233

Return flights