Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 08:50 and arrives at Surabaya Juanda International Airport at 10:25.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 682 Km. So the average speed is roughly 431 Km.
The best month to arrive at Jakarta is October and the most expensive month to fly is December. (Average prices, based on 1579 datapoints.)
The best day to arrive at Jakarta is Thursday and it would be best to avoid Friday, as prices are on average 97.68% higher than on Thursday. (Average prices, based on 1286938845 datapoints.)
We have a lot more statistics for flights EY 8138 and between Jakarta and Surabaya.