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

Return flights

02 Dec - 07 Dec	Cebu Pacific
08 Dec - 13 Dec	Royal Brunei
31 Dec - 08 Jan	Singapore Airlines
30 Dec - 13 Jan	AirAsia
30 Dec - 07 Jan	Singapore Airlines
31 Dec - 13 Jan	AirAsia
30 Dec - 12 Jan	AirAsia
31 Dec - 12 Jan	AirAsia
30 Dec - 08 Jan	AirAsia
31 Dec - 10 Jan	AirAsia
30 Dec - 05 Jan	AirAsia
08 Dec - 15 Dec	AirAsia
09 Dec - 15 Dec	AirAsia
07 Dec - 15 Dec	AirAsia
13 Dec - 15 Dec	AirAsia
10 Dec - 15 Dec	AirAsia
08 Dec - 23 Dec	AirAsia
09 Dec - 23 Dec	AirAsia
31 Dec - 05 Jan	AirAsia
07 Dec - 23 Dec	AirAsia

Also check the deals for one-way flights from Bandar Seri Begawan to Seoul 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 Seoul in December from $401

Return flights