Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 19:05 and arrives at Jakarta Soekarno–Hatta International Airport at 22:55.
The flighttime is about 4h 50m. The distance travelled ("as the bird flies"): 1340 Km. So the average speed is roughly 277 Km.
There is an 1 hour time difference between Hong Kong and Jakarta
The best day to arrive at Hong Kong is Friday and it would be best to avoid Saturday, as prices are on average 311.77% higher than on Friday. (Average prices, based on 12555872 datapoints.)
We have a lot more statistics for flights BA 4575 and between Hong Kong and Jakarta.