Flight Juanda International Airport departs from Surabaya Juanda International Airport at 11:30 and arrives at Jakarta Soekarno–Hatta International Airport at 13:10.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 682 Km. So the average speed is roughly 409 Km.
The best day to arrive at Surabaya is Thursday and it would be best to avoid Wednesday, as prices are on average 516% higher than on Thursday. (Average prices, based on 882262878 datapoints.)
We have a lot more statistics for flights 6E 3576 and between Surabaya and Jakarta.
