Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 20:05 and arrives at Dubai International Airport at 00:15.
The flighttime is about 3h 10m. The distance travelled ("as the bird flies"): 1822 Km. So the average speed is roughly 575 Km.
There is an 1 hour time difference between Jeddah and Dubai