Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 21:25 and arrives at Tokyo Haneda Airport at 06:40.
The flighttime is about 7h 15m. The distance travelled ("as the bird flies"): 4285 Km. So the average speed is roughly 591 Km.
There is an 2 hour time difference between Jakarta and Tokyo
The best month to arrive at Jakarta is August and the most expensive month to fly is November. (Average prices, based on 412 datapoints.)
We have a lot more statistics for flights AC 726 and between Jakarta and Tokyo.