Flight Taoyuan International Airport departs from Taipei Taoyuan International Airport at 16:05 and arrives at Hong Kong Hong Kong International Airport at 18:05.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 826 Km. So the average speed is roughly 413 Km.
The best day to arrive at Taipei is Monday and it would be best to avoid Friday, as prices are on average 455.3% higher than on Monday. (Average prices, based on 3456164 datapoints.)
We have a lot more statistics for flights HX 267 and between Taipei and Hong Kong.