Flight Juanda International Airport departs from Surabaya Juanda International Airport at 09:45 and arrives at Singapore Changi Airport at 13:15.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 1022 Km. So the average speed is roughly 409 Km.
There is an 1 hour time difference between Surabaya and Singapore
The best day to arrive at Surabaya is Wednesday and it would be best to avoid Monday, as prices are on average 69.64% higher than on Wednesday. (Average prices, based on 22466143 datapoints.)
We have a lot more statistics for flights SQ 8527 and between Surabaya and Singapore.