Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 05:00 and arrives at Riyadh King Khaled International Airport at 06:45.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 880 Km. So the average speed is roughly 503 Km.
The best day to arrive at Jeddah is Saturday and it would be best to avoid Wednesday, as prices are on average 169.82% higher than on Saturday. (Average prices, based on 2001305 datapoints.)
We have a lot more statistics for flights SV 1016 and between Jeddah and Riyadh.