Flight Kualanamu International Airport departs from Medan Kualanamu International Airport at 10:15 and arrives at Sibolga Ferdinand Lumban Tobing Airport at 11:20.
The flighttime is about 1h 05m. The distance travelled ("as the bird flies"): 72 Km. So the average speed is roughly 66 Km.
The best day to arrive at Medan is Tuesday and it would be best to avoid Saturday, as prices are on average 42.76% higher than on Tuesday. (Average prices, based on 279220 datapoints.)
We have a lot more statistics for flights QG 1922 and between Medan and Sibolga.