Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 15:55 and arrives at Ad Dammam King Fahd International Airport at 17:55.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 1242 Km. So the average speed is roughly 621 Km.
The best day to arrive at Jeddah is Tuesday and it would be best to avoid Monday, as prices are on average 67.73% higher than on Tuesday. (Average prices, based on 115454 datapoints.)
We have a lot more statistics for flights XY 420 and between Jeddah and Ad Dammam.