Flight Halim Perdanakusuma International Airport departs from Jakarta Halim Perdanakusuma International Airport at 06:40 and arrives at Medan Kualanamu International Airport at 08:55.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 922 Km. So the average speed is roughly 410 Km.
The best month to arrive at Jakarta is September and the most expensive month to fly is December. (Average prices, based on 14274 datapoints.)
We have a lot more statistics for flights QG 10 and between Jakarta and Medan.