Flight Changi Airport departs from Singapore Changi Airport at 19:30 and arrives at Surabaya Juanda International Airport at 21:00.
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 Singapore and Surabaya
The best month to arrive at Singapore is October and the most expensive month to fly is April. (Average prices, based on 855 datapoints.)
The best day to arrive at Singapore is Friday and it would be best to avoid Wednesday, as prices are on average 23.22% higher than on Friday. (Average prices, based on 14010296 datapoints.)
We have a lot more statistics for flights EY 8189 and between Singapore and Surabaya.
