Flight Huanghua International Airport departs from Changsha Huanghua International Airport at 17:55 and arrives at Chongqing Chongqing Jiangbei International Airport at 19:30.
The flighttime is about 2h 35m. The distance travelled ("as the bird flies"): 734 Km. So the average speed is roughly 284 Km.
There is an 1 hour time difference between Changsha and Chongqing
