Flight Bole International Airport departs from Addis Ababa Bole International Airport at 22:55 and arrives at Hong Kong Hong Kong International Airport at 14:55.
The flighttime is about 11h 00m. The distance travelled ("as the bird flies"): 8296 Km. So the average speed is roughly 754 Km.
There is an 5 hour time difference between Addis Ababa and Hong Kong