Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 07:45 and arrives at Doha International Airport at 10:15.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 1407 Km. So the average speed is roughly 563 Km.
The best day to arrive at Jeddah is Monday and it would be best to avoid Saturday, as prices are on average 721% higher than on Monday. (Average prices, based on 191124 datapoints.)
We have a lot more statistics for flights XY 515 and between Jeddah and Doha.