Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 09:30 and arrives at Bangkok Suvarnabhumi Airport at 13:10.
The flighttime is about 3h 40m. The distance travelled ("as the bird flies"): 830 Km. So the average speed is roughly 226 Km.
The best day to arrive at Jakarta is Sunday and it would be best to avoid Saturday, as prices are on average 39.7% higher than on Sunday. (Average prices, based on 71866930 datapoints.)
We have a lot more statistics for flights QG 512 and between Jakarta and Bangkok.
