Flight Supadio International Airport departs from Pontianak Supadio International Airport at 10:40 and arrives at Semarang Achmad Yani International Airport at 12:10.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 280 Km. So the average speed is roughly 187 Km.
The best day to arrive at Pontianak is Friday and it would be best to avoid Wednesday, as prices are on average 198.15% higher than on Friday. (Average prices, based on 3034973 datapoints.)
We have a lot more statistics for flights IU 399 and between Pontianak and Semarang.
