Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 15:15 and arrives at Yogyakarta Yogyakarta International Airport at 16:25.
The flighttime is about 1h 10m. The distance travelled ("as the bird flies"): 383 Km. So the average speed is roughly 328 Km.
The best month to arrive at Jakarta is January and the most expensive month to fly is August. (Average prices, based on 4056 datapoints.)
We have a lot more statistics for flights IU 7541 and between Jakarta and Yogyakarta.
