Flight Liuting Airport departs from Qingdao Liuting Airport at 22:25 and arrives at Chengdu Chengdu Shuangliu International Airport at 01:15.
The flighttime is about 3h 50m. The distance travelled ("as the bird flies"): 1840 Km. So the average speed is roughly 480 Km.
There is an 1 hour time difference between Qingdao and Chengdu