Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 21:00 and arrives at Melbourne Melbourne Airport at 06:25.
The flighttime is about 5h 25m. The distance travelled ("as the bird flies"): 4590 Km. So the average speed is roughly 847 Km.
There is an 4 hour time difference between Jakarta and Melbourne
The best day to arrive at Jakarta is Friday and it would be best to avoid Saturday, as prices are on average 59.14% higher than on Friday. (Average prices, based on 1853376 datapoints.)
We have a lot more statistics for flights QF 40 and between Jakarta and Melbourne.
