Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 21:10 and arrives at Taipei Taoyuan International Airport at 22:55.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 826 Km. So the average speed is roughly 472 Km.
The best day to arrive at Hong Kong is Friday and it would be best to avoid Thursday, as prices are on average 52.81% higher than on Friday. (Average prices, based on 4077052 datapoints.)
We have a lot more statistics for flights BR 858 and between Hong Kong and Taipei.