Flight Soekarno–Hatta International Airport departs from Jakarta Soekarno–Hatta International Airport at 09:00 and arrives at Surabaya Juanda International Airport at 10:30.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 682 Km. So the average speed is roughly 455 Km.
The best day to arrive at Jakarta is Tuesday and it would be best to avoid Thursday, as prices are on average 15.41% higher than on Tuesday. (Average prices, based on 1015508135 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 267 datapoints.)
We have a lot more statistics for flights OD 694 and between Jakarta and Surabaya.