The best month to fly between Bandar Seri Begawan and Surabaya is January and the most expensive month to fly is April. (Average prices, based on 226 datapoints.)
The best day to arrive at Bandar Seri Begawan is Tuesday and it would be best to avoid Friday, as prices are on average 96.32% higher than on Tuesday. (Average prices, based on 1667875 datapoints.)