Flight Kualanamu International Airport departs from Medan Kualanamu International Airport at 10:05 and arrives at Bangkok Suvarnabhumi Airport at 12:10.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 282 Km. So the average speed is roughly 135 Km.
The best month to arrive at Medan is October and the most expensive month to fly is June. (Average prices, based on 1332 datapoints.)
The best day to arrive at Medan is Tuesday and it would be best to avoid Thursday, as prices are on average 44.7% higher than on Tuesday. (Average prices, based on 33938 datapoints.)
We have a lot more statistics for flights QZ 154 and between Medan and Bangkok.