Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 08:00 and arrives at Jakarta Soekarno–Hatta International Airport at 11:35.
The flighttime is about 3h 35m. The distance travelled ("as the bird flies"): 830 Km. So the average speed is roughly 232 Km.
The best month to arrive at Bangkok is October and the most expensive month to fly is June. (Average prices, based on 2429 datapoints.)
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Saturday, as prices are on average 103% higher than on Tuesday. (Average prices, based on 12566998 datapoints.)
We have a lot more statistics for flights EK 433 and between Bangkok and Jakarta.