Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 16:20 and arrives at Tokyo Narita International Airport at 21:35.
The flighttime is about 4h 15m. The distance travelled ("as the bird flies"): 3064 Km. So the average speed is roughly 721 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 Wednesday, as prices are on average 43.71% higher than on Monday. (Average prices, based on 7603934 datapoints.)
We have a lot more statistics for flights CX 542 and between Hong Kong and Tokyo.