Flight Halim Perdanakusuma International Airport departs from Jakarta Halim Perdanakusuma International Airport at 13:10 and arrives at Surabaya Juanda International Airport at 14:40.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 656 Km. So the average speed is roughly 437 Km.
The best month to arrive at Jakarta is November and the most expensive month to fly is May. (Average prices, based on 4921 datapoints.)
We have a lot more statistics for flights SQ 330 and between Jakarta and Surabaya.