Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 09:10 and arrives at Semarang Achmad Yani International Airport at 10:20.
The flighttime is about 1h 10m. The distance travelled ("as the bird flies"): 415 Km. So the average speed is roughly 356 Km.
The best month to arrive at Jakarta is April and the most expensive month to fly is July. (Average prices, based on 1106 datapoints.)
The best day to arrive at Jakarta is Friday and it would be best to avoid Saturday, as prices are on average 31.05% higher than on Friday. (Average prices, based on 172997425 datapoints.)
The best time to book is 62 days before the departure date. You will get, on average, the cheapest price for flight SL 6342. (Average prices, based on 1022 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 1087 datapoints.)
We have a lot more statistics for flights SL 6342 and between Jakarta and Semarang.