Flight Haneda Airport departs from Tokyo Haneda Airport at 10:50 and arrives at Taipei Taipei Songshan Airport at 13:30.
The flighttime is about 11h 40m. The distance travelled ("as the bird flies"): 2157 Km. So the average speed is roughly 185 Km.
There is an 9 hour time difference between Tokyo and Taipei
The best month to arrive at Tokyo is September and the most expensive month to fly is January. (Average prices, based on 7970 datapoints.)
The best day to arrive at Tokyo is Thursday and it would be best to avoid Sunday, as prices are on average 13.73% higher than on Thursday. (Average prices, based on 10230964 datapoints.)
We have a lot more statistics for flights GA 189 and between Tokyo and Taipei.
IDR