Flight Kansai International Airport departs from Osaka Kansai International Airport at 19:05 and arrives at Taipei Taoyuan International Airport at 21:10.
The flighttime is about 3h 05m. The distance travelled ("as the bird flies"): 1682 Km. So the average speed is roughly 546 Km.
There is an 1 hour time difference between Osaka and Taipei
The best day to arrive at Osaka is Wednesday and it would be best to avoid Monday, as prices are on average 70.8% higher than on Wednesday. (Average prices, based on 86852 datapoints.)
We have a lot more statistics for flights CI 173 and between Osaka and Taipei.