Flight Penang International Airport departs from Penang Penang International Airport at 13:00 and arrives at Medan Kualanamu International Airport at 12:55.
The flighttime is about 0h 55m. The distance travelled ("as the bird flies"): 159 Km. So the average speed is roughly 173 Km.
There is an 1 hour time difference between Penang and Medan