Flight Guangzhou Baiyun International Airport departs from Guangzhou Guangzhou Baiyun International Airport at 00:20 and arrives at Paris Paris Charles de Gaulle Airport at 06:50.
The flighttime is about 12h 30m. The distance travelled ("as the bird flies"): 12052 Km. So the average speed is roughly 964 Km.
There is an 6 hour time difference between Guangzhou and Paris