Flight Hang Nadim Airport departs from Batam Hang Nadim Airport at 17:40 and arrives at Jakarta Soekarno–Hatta International Airport at 19:30.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 354 Km. So the average speed is roughly 193 Km.
The best month to arrive at Batam is October and the most expensive month to fly is May. (Average prices, based on 7172 datapoints.)
We have a lot more statistics for flights KE 5640 and between Batam and Jakarta.