Flight Achmad Yani International Airport departs from Semarang Achmad Yani International Airport at 15:25 and arrives at Jakarta Soekarno–Hatta International Airport at 16:50.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 415 Km. So the average speed is roughly 293 Km.
The best day to arrive at Semarang is Monday and it would be best to avoid Sunday, as prices are on average 19.89% higher than on Monday. (Average prices, based on 104859242 datapoints.)
We have a lot more statistics for flights MH 5873 and between Semarang and Jakarta.