Flight King Khaled International Airport departs from Riyadh King Khaled International Airport at 23:35 and arrives at Mumbai Chhatrapati Shivaji International Airport at 06:30.
The flighttime is about 4h 25m. The distance travelled ("as the bird flies"): 2925 Km. So the average speed is roughly 662 Km.
There is an 2.5 hour time difference between Riyadh and Mumbai