AirHint found the following cheapest return flights from Bangkok (BKK) to Perth (PER) in December 2025 (see full year).

Return flights

26 Dec - 09 Jan	AirAsia
26 Dec - 09 Jan	Jetstar	direct
26 Dec - 04 Jan	AirAsia
25 Dec - 04 Jan	AirAsia
30 Dec - 04 Jan	AirAsia
30 Dec - 05 Jan	AirAsia
31 Dec - 05 Jan	AirAsia
24 Dec - 31 Dec	AirAsia
26 Dec - 02 Jan	AirAsia
25 Dec - 02 Jan	AirAsia
23 Dec - 31 Dec	Batik Air Malaysia
23 Dec - 02 Jan	AirAsia
29 Dec - 31 Dec	AirAsia
24 Dec - 31 Dec	Jetstar	direct
28 Dec - 31 Dec	Jetstar	direct
26 Dec - 31 Dec	Jetstar	direct
26 Dec - 30 Dec	Jetstar
27 Dec - 30 Dec	AirAsia
27 Dec - 31 Dec	Thai AirAsia
29 Dec - 31 Dec	Jetstar	direct

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

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 December from 272€

Return flights