Flight Jinnah International Airport departs from Karachi Jinnah International Airport at 12:05 and arrives at Muscat International Airport at 13:00.
The flighttime is about 1h 55m. The distance travelled ("as the bird flies"): 989 Km. So the average speed is roughly 516 Km.
There is an 1 hour time difference between Karachi and Muscat