Flight Hangzhou Xiaoshan International Airport departs from Hangzhou Hangzhou Xiaoshan International Airport at 13:05 and arrives at Chengdu Chengdu Shuangliu International Airport at 16:15.
The flighttime is about 4h 10m. The distance travelled ("as the bird flies"): 1834 Km. So the average speed is roughly 440 Km.
There is an 1 hour time difference between Hangzhou and Chengdu
