Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 16:10 and arrives at Kuala Lumpur Kuala Lumpur International Airport at 19:10.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 600 Km. So the average speed is roughly 300 Km.
There is an 1 hour time difference between Jakarta and Kuala Lumpur
The best day to arrive at Jakarta is Tuesday and it would be best to avoid Saturday, as prices are on average 26.25% higher than on Tuesday. (Average prices, based on 295907409 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 907 datapoints.)
We have a lot more statistics for flights 8B 679 and between Jakarta and Kuala Lumpur.