Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 20:05 and arrives at Colombo Bandaranaike International Airport at 23:30.
The flighttime is about 5h 55m. The distance travelled ("as the bird flies"): 3756 Km. So the average speed is roughly 635 Km.
There is an 2.5 hour time difference between Hong Kong and Colombo
