Flight Halim Perdanakusuma International Airport departs from Jakarta Halim Perdanakusuma International Airport at 16:30 and arrives at Surabaya Juanda International Airport at 17:55.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 656 Km. So the average speed is roughly 463 Km.
The best month to arrive at Jakarta is May and the most expensive month to fly is August. (Average prices, based on 231 datapoints.)
We have a lot more statistics for flights OD 7503 and between Jakarta and Surabaya.