Flight Taoyuan International Airport departs from Taipei Taoyuan International Airport at 09:00 and arrives at Tokyo Haneda Airport at 13:25.
The flighttime is about 3h 25m. The distance travelled ("as the bird flies"): 2189 Km. So the average speed is roughly 641 Km.
There is an 1 hour time difference between Taipei and Tokyo
The best day to arrive at Taipei is Sunday and it would be best to avoid Monday, as prices are on average 214.54% higher than on Sunday. (Average prices, based on 4691748 datapoints.)
We have a lot more statistics for flights NH 5808 and between Taipei and Tokyo.