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

Return flights

10 Mar - 14 Mar	Cebu Pacific
27 Mar - 01 Apr	Singapore Airlines
15 Mar - 19 Mar	Singapore Airlines
10 Mar - 14 Mar	Royal Brunei	direct
11 Mar - 14 Mar	Royal Brunei	direct
07 Mar - 14 Mar	AirAsia X
19 Mar - 07 Apr	AirAsia X
10 Mar - 27 Mar	AirAsia X
19 Mar - 08 Apr	AirAsia X
15 Mar - 01 Apr	AirAsia X
12 Mar - 14 Mar	AirAsia X
10 Mar - 19 Mar	AirAsia X
19 Mar - 01 Apr	AirAsia X
07 Mar - 27 Mar	AirAsia X
27 Mar - 07 Apr	AirAsia X
12 Mar - 01 Apr	AirAsia X
15 Mar - 27 Mar	AirAsia X
27 Mar - 08 Apr	AirAsia X
27 Mar - 10 Apr	AirAsia X

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

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 March from $347

Return flights