Flight Chubu Centrair International Airport departs from Nagoya Chubu Centrair International Airport at 16:05 and arrives at Hong Kong Hong Kong International Airport at 19:20.
The flighttime is about 4h 15m. The distance travelled ("as the bird flies"): 2658 Km. So the average speed is roughly 625 Km.
There is an 1 hour time difference between Nagoya and Hong Kong