Flight Haikou Meilan International Airport departs from Haikou Haikou Meilan International Airport at 01:50 and arrives at Sydney Sydney Airport at 13:10.
The flighttime is about 9h 20m. The distance travelled ("as the bird flies"): 5647 Km. So the average speed is roughly 605 Km.
There is an 2 hour time difference between Haikou and Sydney