Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 10:45 and arrives at Bengkulu Fatmawati Soekarno Airport at 12:00.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 483 Km. So the average speed is roughly 386 Km.