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

Return flights

06 Dec - 19 Dec	Scoot Tigerair
07 Dec - 19 Dec	Scoot Tigerair
15 Dec - 19 Dec	AirAsia
15 Dec - 30 Dec	AirAsia
26 Dec - 30 Dec	Malaysia Airlines
07 Dec - 26 Dec	AirAsia
06 Dec - 26 Dec	AirAsia
21 Dec - 07 Jan	AirAsia
29 Dec - 07 Jan	AirAsia
15 Dec - 26 Dec	AirAsia
15 Dec - 03 Jan	AirAsia
22 Dec - 07 Jan	AirAsia
15 Dec - 04 Jan	AirAsia
22 Dec - 26 Dec	Scoot Tigerair
26 Dec - 07 Jan	AirAsia
21 Dec - 30 Dec	AirAsia
21 Dec - 03 Jan	AirAsia
29 Dec - 03 Jan	AirAsia
21 Dec - 04 Jan	AirAsia
29 Dec - 04 Jan	AirAsia

Also check the deals for one-way flights from Kuching to Bangkok 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 Kuching to Bangkok in December from $273

Return flights