Flight Chengdu Shuangliu International Airport departs from Chengdu Chengdu Shuangliu International Airport at 08:00 and arrives at Changsha Huanghua International Airport at 09:55.
The flighttime is about 0h 55m. The distance travelled ("as the bird flies"): 1034 Km. So the average speed is roughly 1128 Km.
There is an 1 hour time difference between Chengdu and Changsha