Flight Changi Airport departs from Singapore Changi Airport at 19:30 and arrives at Surabaya Juanda International Airport at 20:55.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 1022 Km. So the average speed is roughly 423 Km.
There is an 1 hour time difference between Singapore and Surabaya
The best day to arrive at Singapore is Thursday and it would be best to avoid Tuesday, as prices are on average 259.58% higher than on Thursday. (Average prices, based on 9867662 datapoints.)
We have a lot more statistics for flights MI 5914 and between Singapore and Surabaya.