AirHint found the following cheapest return flights from Bangkok (DMK) to Bandar Seri Begawan (BWN) in December 2025 (see full year).

Return flights

26 Dec - 16 Jan	AirAsia
26 Dec - 15 Jan	AirAsia
05 Dec - 20 Dec	AirAsia
05 Dec - 21 Dec	AirAsia
31 Dec - 16 Jan	AirAsia
31 Dec - 15 Jan	AirAsia
05 Dec - 09 Dec	AirAsia
05 Dec - 22 Dec	AirAsia
05 Dec - 06 Dec	AirAsia
05 Dec - 26 Dec	AirAsia
12 Dec - 20 Dec	AirAsia
12 Dec - 21 Dec	AirAsia
12 Dec - 01 Jan	AirAsia
12 Dec - 22 Dec	AirAsia
28 Dec - 16 Jan	AirAsia
12 Dec - 26 Dec	AirAsia
26 Dec - 01 Jan	AirAsia
28 Dec - 15 Jan	AirAsia
31 Dec - 01 Jan	AirAsia
28 Dec - 01 Jan	AirAsia

Also check the deals for one-way flights from Bangkok to Bandar Seri Begawan 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.

Book a cheap hotel in Bandar Seri Begawan

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Cheapest return flights from Bangkok to Bandar Seri Begawan in December from 372€

Return flights