Flight Leonardo da Vinci–Fiumicino Airport departs from Rome Leonardo da Vinci–Fiumicino Airport at 15:30 and arrives at Jeddah King Abdulaziz International Airport at 21:50.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 3589 Km. So the average speed is roughly 828 Km.
There is an 2 hour time difference between Rome and Jeddah