Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 07:25 and arrives at Hong Kong Hong Kong International Airport at 13:10.
The flighttime is about 4h 45m. The distance travelled ("as the bird flies"): 1340 Km. So the average speed is roughly 282 Km.
There is an 1 hour time difference between Jakarta and Hong Kong
The best month to arrive at Jakarta is January and the most expensive month to fly is March. (Average prices, based on 328 datapoints.)
The best day to arrive at Jakarta is Thursday and it would be best to avoid Saturday, as prices are on average 4466.5% higher than on Thursday. (Average prices, based on 21229063 datapoints.)
We have a lot more statistics for flights QZ 400 and between Jakarta and Hong Kong.