Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 23:05 and arrives at Guangzhou Guangzhou Baiyun International Airport at 13:30.
The flighttime is about 9h 25m. The distance travelled ("as the bird flies"): 8243 Km. So the average speed is roughly 875 Km.
There is an 5 hour time difference between Jeddah and Guangzhou