Flight Pudong International Airport departs from Shanghai Pudong International Airport at 16:25 and arrives at Chengdu Chengdu Shuangliu International Airport at 19:45.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 1986 Km. So the average speed is roughly 458 Km.
There is an 1 hour time difference between Shanghai and Chengdu