AirHint found the following cheapest return flights from Bangkok (BKK) to Bandar Seri Begawan (BWN) in January 2026 (see full year).

Return flights

17 Jan - 20 Jan	AirAsia
19 Jan - 20 Jan	AirAsia
17 Jan - 20 Jan	Royal Brunei	direct
20 Jan - 05 Feb	Thai AirAsia
19 Jan - 05 Feb	AirAsia
18 Jan - 05 Feb	AirAsia
31 Jan - 05 Feb	AirAsia
17 Jan - 05 Feb	AirAsia
02 Jan - 20 Jan	AirAsia
02 Jan - 14 Jan	AirAsia
02 Jan - 16 Jan	AirAsia
02 Jan - 15 Jan	AirAsia
05 Jan - 20 Jan	Thai AirAsia
01 Jan - 20 Jan	Thai AirAsia
03 Jan - 20 Jan	Thai AirAsia
31 Jan - 20 Feb	AirAsia
31 Jan - 14 Feb	AirAsia

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

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 Bandar Seri Begawan in January from 217€

Return flights