Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 09:30 and arrives at Medan Kualanamu International Airport at 11:55.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 895 Km. So the average speed is roughly 370 Km.
The best month to arrive at Jakarta is October and the most expensive month to fly is December. (Average prices, based on 8026 datapoints.)
The best day to arrive at Jakarta is Thursday and it would be best to avoid Friday, as prices are on average 13.13% higher than on Thursday. (Average prices, based on 1533424045 datapoints.)
We have a lot more statistics for flights CI 9660 and between Jakarta and Medan.