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

Return flights

19 Dec - 23 Dec	Royal Brunei	direct
07 Dec - 14 Dec	Royal Brunei	direct
10 Dec - 14 Dec	Royal Brunei	direct
28 Dec - 14 Jan	AirAsia
10 Dec - 16 Dec	Singapore Airlines	direct
25 Dec - 14 Jan	AirAsia
28 Dec - 13 Jan	AirAsia
25 Dec - 13 Jan	AirAsia
07 Dec - 23 Dec	AirAsia
07 Dec - 19 Dec	AirAsia
07 Dec - 21 Dec	AirAsia
10 Dec - 29 Dec	AirAsia
26 Dec - 14 Jan	AirAsia
30 Dec - 14 Jan	AirAsia
29 Dec - 14 Jan	AirAsia
10 Dec - 23 Dec	AirAsia
07 Dec - 16 Dec	AirAsia
26 Dec - 13 Jan	AirAsia
30 Dec - 20 Jan	AirAsia
30 Dec - 13 Jan	AirAsia

Also check the deals for one-way flights from Singapore 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.

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Cheapest return flights from Singapore to Bandar Seri Begawan in December from 254€

Return flights