Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 06:40 and arrives at Batam Hang Nadim Airport at 08:20.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 354 Km. So the average speed is roughly 212 Km.
The best month to arrive at Jakarta is December and the most expensive month to fly is April. (Average prices, based on 5699 datapoints.)
The best day to arrive at Jakarta is Sunday and it would be best to avoid Thursday, as prices are on average 64.2% higher than on Sunday. (Average prices, based on 312429869 datapoints.)
We have a lot more statistics for flights QG 840 and between Jakarta and Batam.
