Cheapest return flights from Kota Kinabalu to Bandar Seri Begawan in September from $90

AirHint found the following cheapest return flights from Kota Kinabalu (BKI) to Bandar Seri Begawan (BWN) in September 2025 (see full year).

Return flights

23 Sep - 30 Sep Royal Brunei direct
21 Sep - 22 Sep Royal Brunei direct
19 Sep - 20 Sep Royal Brunei direct
28 Sep - 30 Sep Royal Brunei direct
19 Sep - 19 Sep Royal Brunei direct
21 Sep - 21 Sep Royal Brunei direct
27 Sep - 28 Sep Royal Brunei direct
18 Sep - 21 Sep Royal Brunei direct
22 Sep - 29 Sep Singapore Airlines

Also check the deals for one-way flights from Kota Kinabalu to Bandar Seri Begawan in September.

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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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