Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 17:00 and arrives at Pontianak Supadio International Airport at 18:30.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 368 Km. So the average speed is roughly 245 Km.
The best month to arrive at Jakarta is September and the most expensive month to fly is December. (Average prices, based on 297 datapoints.)
We have a lot more statistics for flights IU 698 and between Jakarta and Pontianak.