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

Return flights

27 Dec - 10 Jan	Singapore Airlines	direct
29 Dec - 01 Jan	Singapore Airlines	direct
09 Dec - 11 Dec	Royal Brunei	direct
19 Dec - 02 Jan	Royal Brunei	direct
27 Dec - 11 Jan	AirAsia
27 Dec - 12 Jan	AirAsia
05 Dec - 06 Dec	AirAsia
29 Dec - 11 Jan	AirAsia
05 Dec - 05 Dec	AirAsia
22 Dec - 11 Jan	AirAsia
29 Dec - 12 Jan	AirAsia
22 Dec - 12 Jan	AirAsia
05 Dec - 11 Dec	AirAsia
29 Dec - 10 Jan	AirAsia
07 Dec - 11 Dec	AirAsia
08 Dec - 11 Dec	AirAsia
05 Dec - 16 Dec	AirAsia
05 Dec - 17 Dec	AirAsia
05 Dec - 25 Dec	AirAsia
07 Dec - 16 Dec	AirAsia

Also check the deals for one-way flights from Bandar Seri Begawan to Singapore 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 Bandar Seri Begawan to Singapore in December from $252

Return flights