Flight Juanda International Airport departs from Surabaya Juanda International Airport at 07:05 and arrives at Seletar Seletar Airport at 10:25.
The flighttime is about 10h 20m. The distance travelled ("as the bird flies"): 1035 Km. So the average speed is roughly 100 Km.
There is an 7 hour time difference between Surabaya and Seletar
The best day to arrive at Surabaya is Friday and it would be best to avoid Sunday, as prices are on average 56.88% higher than on Friday. (Average prices, based on 93263 datapoints.)
We have a lot more statistics for flights CI 9704 and between Surabaya and Seletar.