Flight Changi Airport departs from Singapore Changi Airport at 17:10 and arrives at Medan Kualanamu International Airport at 17:30.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 571 Km. So the average speed is roughly 428 Km.
There is an 1 hour time difference between Singapore and Medan
The best month to arrive at Singapore is March and the most expensive month to fly is January. (Average prices, based on 387 datapoints.)
We have a lot more statistics for flights SQ 996 and between Singapore and Medan.