Flight Kualanamu International Airport departs from Medan Kualanamu International Airport at 16:25 and arrives at Batam Hang Nadim Airport at 18:50.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 585 Km. So the average speed is roughly 242 Km.
The best month to arrive at Medan is December and the most expensive month to fly is November. (Average prices, based on 926 datapoints.)
We have a lot more statistics for flights QG 2925 and between Medan and Batam.