Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 02:35 and arrives at Tokyo Haneda Airport at 08:20.
The flighttime is about 4h 45m. The distance travelled ("as the bird flies"): 2992 Km. So the average speed is roughly 630 Km.
There is an 1 hour time difference between Hong Kong and Tokyo
The best day to arrive at Hong Kong is Thursday and it would be best to avoid Sunday, as prices are on average 112.3% higher than on Thursday. (Average prices, based on 1803994 datapoints.)
We have a lot more statistics for flights HX 606 and between Hong Kong and Tokyo.