Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 11:50 and arrives at Solo Adisumarmo International Airport at 13:10.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 458 Km. So the average speed is roughly 344 Km.
The best month to arrive at Jakarta is May and the most expensive month to fly is December. (Average prices, based on 1197 datapoints.)
We have a lot more statistics for flights QG 5712 and between Jakarta and Solo.