Flight International Airport departs from Muscat International Airport at 23:40 and arrives at Mumbai Chhatrapati Shivaji International Airport at 04:10.
The flighttime is about 3h 00m. The distance travelled ("as the bird flies"): 1634 Km. So the average speed is roughly 545 Km.
There is an 1.5 hour time difference between Muscat and Mumbai