Flight Achmad Yani International Airport departs from Semarang Achmad Yani International Airport at 09:00 and arrives at Palembang Sultan Mahmud Badaruddin II International Airport at 10:40.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 646 Km. So the average speed is roughly 388 Km.
The best day to arrive at Semarang is Saturday and it would be best to avoid Monday, as prices are on average 34.51% higher than on Saturday. (Average prices, based on 106963 datapoints.)
We have a lot more statistics for flights IU 324 and between Semarang and Palembang.