Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 06:15 and arrives at Batam Hang Nadim Airport at 07:55.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 354 Km. So the average speed is roughly 212 Km.
The best month to arrive at Jakarta is May and the most expensive month to fly is December. (Average prices, based on 6306 datapoints.)
We have a lot more statistics for flights 6E 3517 and between Jakarta and Batam.