Flight Narita International Airport departs from Tokyo Narita International Airport at 15:45 and arrives at Hong Kong Hong Kong International Airport at 21:30.The flight has a short stop at Taipei.
The flighttime is about 6h 45m. The distance travelled ("as the bird flies"): 3064 Km. So the average speed is roughly 454 Km.
There is an 1 hour time difference between Tokyo and Hong Kong
The best day to arrive at Tokyo is Thursday and it would be best to avoid Friday, as prices are on average 198.01% higher than on Thursday. (Average prices, based on 14101812 datapoints.)
We have a lot more statistics for flights CX 451 and between Tokyo and Hong Kong.