Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 11:50 and arrives at Jeddah King Abdulaziz International Airport at 17:40.
The flighttime is about 9h 50m. The distance travelled ("as the bird flies"): 7327 Km. So the average speed is roughly 745 Km.
There is an 4 hour time difference between Jakarta and Jeddah
The best day to arrive at Jakarta is Tuesday and it would be best to avoid Friday, as prices are on average 19.8% higher than on Tuesday. (Average prices, based on 27170105 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 976 datapoints.)
We have a lot more statistics for flights GA 980 and between Jakarta and Jeddah.