Flight Kualanamu International Airport departs from Medan Kualanamu International Airport at 10:05 and arrives at Bangkok Don Mueang International Airport at 12:10.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 272 Km. So the average speed is roughly 131 Km.
The best day to arrive at Medan is Tuesday and it would be best to avoid Thursday, as prices are on average 46.17% higher than on Tuesday. (Average prices, based on 603921 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 145 datapoints.)
We have a lot more statistics for flights QZ 154 and between Medan and Bangkok.