Flight Changi Airport departs from Singapore Changi Airport at 21:15 and arrives at Jakarta Soekarno–Hatta International Airport at 22:05.
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 Singapore and Jakarta
The best day to arrive at Singapore is Tuesday and it would be best to avoid Sunday, as prices are on average 100.81% higher than on Tuesday. (Average prices, based on 285867629 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 187 datapoints.)
We have a lot more statistics for flights SL 7152 and between Singapore and Jakarta.