Flight Guangzhou Baiyun International Airport departs from Guangzhou Guangzhou Baiyun International Airport at 13:45 and arrives at Changchun Longjia Airport at 18:05.
The flighttime is about 12h 20m. The distance travelled ("as the bird flies"): 1763 Km. So the average speed is roughly 143 Km.
There is an 8 hour time difference between Guangzhou and Changchun
