Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 09:45 and arrives at Singapore Changi Airport at 12:30.
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 June. (Average prices, based on 11783 datapoints.)
The best day to arrive at Jakarta is Monday and it would be best to avoid Saturday, as prices are on average 100.66% higher than on Monday. (Average prices, based on 580134445 datapoints.)
We have a lot more statistics for flights GA 830 and between Jakarta and Singapore.