Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 11:10 and arrives at Penang Penang International Airport at 14:40.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 765 Km. So the average speed is roughly 306 Km.
There is an 1 hour time difference between Jakarta and Penang
The best day to arrive at Jakarta is Friday and it would be best to avoid Sunday, as prices are on average 95.97% higher than on Friday. (Average prices, based on 6174367 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 122 datapoints.)
We have a lot more statistics for flights OD 342 and between Jakarta and Penang.
