Flight Chengdu Shuangliu International Airport departs from Chengdu Chengdu Shuangliu International Airport at 06:25 and arrives at Shenzhen Shenzhen Bao'an International Airport at 09:00.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 1131 Km. So the average speed is roughly 714 Km.
There is an 1 hour time difference between Chengdu and Shenzhen