Flight Hongqiao International Airport departs from Shanghai Hongqiao International Airport at 20:10 and arrives at Chongqing Chongqing Jiangbei International Airport at 23:15.
The flighttime is about 4h 05m. The distance travelled ("as the bird flies"): 1635 Km. So the average speed is roughly 400 Km.
There is an 1 hour time difference between Shanghai and Chongqing
