Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 17:45 and arrives at Singapore Changi Airport at 20:30.
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 February and the most expensive month to fly is December. (Average prices, based on 6331 datapoints.)
The best day to arrive at Jakarta is Saturday and it would be best to avoid Friday, as prices are on average 40.3% higher than on Saturday. (Average prices, based on 960785003 datapoints.)
We have a lot more statistics for flights OD 9109 and between Jakarta and Singapore.
