Flight Juanda International Airport departs from Surabaya Juanda International Airport at 16:30 and arrives at Jakarta Soekarno–Hatta International Airport at 18:10.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 682 Km. So the average speed is roughly 409 Km.
The best month to arrive at Surabaya is October and the most expensive month to fly is May. (Average prices, based on 6659 datapoints.)
We have a lot more statistics for flights NH 5542 and between Surabaya and Jakarta.
