Flight Changi Airport departs from Singapore Changi Airport at 08:20 and arrives at Surabaya Juanda International Airport at 09:35.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 1022 Km. So the average speed is roughly 454 Km.
There is an 1 hour time difference between Singapore and Surabaya
The best day to arrive at Singapore is Tuesday and it would be best to avoid Monday, as prices are on average 57.76% higher than on Tuesday. (Average prices, based on 9827612 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 441 datapoints.)
We have a lot more statistics for flights TR 262 and between Singapore and Surabaya.