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

Return flights

03 Jul - 10 Jul	Cebu Pacific
01 Jul - 08 Jul	AirAsia X
05 Jul - 08 Jul	Cebu Pacific
08 Jul - 15 Jul	Cebu Pacific
03 Jul - 08 Jul	Cebu Pacific
19 Jul - 23 Jul	Royal Brunei	direct
12 Jul - 17 Jul	Cebu Pacific
12 Jul - 15 Jul	Cebu Pacific
08 Jul - 12 Jul	Cebu Pacific
01 Jul - 05 Jul	Cebu Pacific
29 Jul - 02 Aug	Cebu Pacific
23 Jul - 06 Aug	AirAsia X
23 Jul - 04 Aug	AirAsia X
23 Jul - 03 Aug	AirAsia X
15 Jul - 04 Aug	AirAsia X
31 Jul - 06 Aug	AirAsia X
31 Jul - 04 Aug	AirAsia X
15 Jul - 03 Aug	AirAsia X
31 Jul - 03 Aug	AirAsia X
30 Jul - 06 Aug	AirAsia X

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

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 July from $309

Return flights