Flight Guangzhou Baiyun International Airport departs from Guangzhou Guangzhou Baiyun International Airport at 07:30 and arrives at Delhi Indira Gandhi International Airport at 11:30.
The flighttime is about 6h 30m. The distance travelled ("as the bird flies"): 4020 Km. So the average speed is roughly 618 Km.
There is an 2.5 hour time difference between Guangzhou and Delhi