Flight Kualanamu International Airport departs from Medan Kualanamu International Airport at 10:45 and arrives at Jakarta Soekarno–Hatta International Airport at 13:05.
The flighttime is about 2h 20m. The distance travelled ("as the bird flies"): 895 Km. So the average speed is roughly 384 Km.
The best month to arrive at Medan is September and the most expensive month to fly is January. (Average prices, based on 17564 datapoints.)
The best day to arrive at Medan is Tuesday and it would be best to avoid Sunday, as prices are on average 23.05% higher than on Tuesday. (Average prices, based on 522582019 datapoints.)
We have a lot more statistics for flights JT 3891 and between Medan and Jakarta.