Flight Changi Airport departs from Singapore Changi Airport at 15:45 and arrives at Hefei Hefei Luogang International Airport at 21:20.
The flighttime is about 13h 35m. The distance travelled ("as the bird flies"): 1856 Km. So the average speed is roughly 137 Km.
There is an 8 hour time difference between Singapore and Hefei
