Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 21:15 and arrives at Singapore Changi Airport at 00:05.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 369 Km. So the average speed is roughly 201 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 June. (Average prices, based on 11783 datapoints.)
The best day to arrive at Jakarta is Monday and it would be best to avoid Wednesday, as prices are on average 67.66% higher than on Monday. (Average prices, based on 579769899 datapoints.)
We have a lot more statistics for flights NH 808 and between Jakarta and Singapore.