Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 19:00 and arrives at Singapore Changi Airport at 21:45.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 369 Km. So the average speed is roughly 211 Km.
There is an 1 hour time difference between Jakarta and Singapore
The best month to arrive at Jakarta is November and the most expensive month to fly is September. (Average prices, based on 1846 datapoints.)
The best day to arrive at Jakarta is Monday and it would be best to avoid Tuesday, as prices are on average 140.91% higher than on Monday. (Average prices, based on 586476759 datapoints.)
We have a lot more statistics for flights KL 4067 and between Jakarta and Singapore.