Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 20:00 and arrives at Jakarta Soekarno–Hatta International Airport at 10:20.
The flighttime is about 10h 20m. The distance travelled ("as the bird flies"): 7327 Km. So the average speed is roughly 709 Km.
There is an 4 hour time difference between Jeddah and Jakarta
The best day to arrive at Jeddah is Wednesday and it would be best to avoid Sunday, as prices are on average 1532% higher than on Wednesday. (Average prices, based on 11193928 datapoints.)
We have a lot more statistics for flights JT 87 and between Jeddah and Jakarta.