Flight King Khaled International Airport departs from Riyadh King Khaled International Airport at 04:45 and arrives at Tabuk Tabuk Regional Prince Sultan bin Abdulaziz Airport at 06:55.
The flighttime is about 5h 10m. The distance travelled ("as the bird flies"): 1156 Km. So the average speed is roughly 224 Km.
There is an 3 hour time difference between Riyadh and Tabuk