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

Return flights

24 Jan - 27 Jan	Cebu Pacific
27 Jan - 31 Jan	Philippines AirAsia Inc.
23 Jan - 25 Jan	AirAsia X
24 Jan - 26 Jan	AirAsia X
23 Jan - 27 Jan	AirAsia X
21 Jan - 27 Jan	AirAsia X
24 Jan - 28 Jan	Royal Brunei	direct
21 Jan - 27 Jan	Royal Brunei	direct
24 Jan - 31 Jan	AirAsia X
12 Jan - 15 Jan	AirAsia X
12 Jan - 03 Feb	AirAsia X
12 Jan - 11 Feb	AirAsia X
10 Jan - 07 Feb	AirAsia X
08 Jan - 11 Feb	AirAsia X
14 Jan - 03 Feb	Royal Brunei	direct
14 Jan - 11 Feb	Royal Brunei	direct
14 Jan - 10 Feb	Royal Brunei	direct
07 Jan - 11 Feb	AirAsia X
06 Jan - 10 Feb	AirAsia X
07 Jan - 11 Feb	Royal Brunei	direct

Also check the deals for one-way flights from Seoul 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 Seoul to Bandar Seri Begawan in January from $421

Return flights