Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 23:35 and arrives at Tokyo Haneda Airport at 05:00.
The flighttime is about 4h 25m. The distance travelled ("as the bird flies"): 2992 Km. So the average speed is roughly 677 Km.
There is an 1 hour time difference between Hong Kong and Tokyo
The best day to arrive at Hong Kong is Monday and it would be best to avoid Sunday, as prices are on average 52.35% higher than on Monday. (Average prices, based on 2302280 datapoints.)
We have a lot more statistics for flights UO 624 and between Hong Kong and Tokyo.
