Flight Chongqing Jiangbei International Airport departs from Chongqing Chongqing Jiangbei International Airport at 21:20 and arrives at Tianjin Tianjin Binhai International Airport at 23:50.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 1249 Km. So the average speed is roughly 833 Km.
There is an 1 hour time difference between Chongqing and Tianjin