Flight Changi Airport departs from Singapore Changi Airport at 21:30 and arrives at Jakarta Halim Perdanakusuma International Airport at 22:35.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 393 Km. So the average speed is roughly 189 Km.
There is an 1 hour time difference between Singapore and Jakarta
The best month to arrive at Singapore is August and the most expensive month to fly is July. (Average prices, based on 2622 datapoints.)
The best day to arrive at Singapore is Monday and it would be best to avoid Sunday, as prices are on average 36.2% higher than on Monday. (Average prices, based on 85982456 datapoints.)
We have a lot more statistics for flights GA 839 and between Singapore and Jakarta.
