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
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