Flight Changi Airport departs from Singapore Changi Airport at 00:55 and arrives at Taipei Taipei Songshan Airport at 05:45.
The flighttime is about 12h 50m. The distance travelled ("as the bird flies"): 2167 Km. So the average speed is roughly 169 Km.
There is an 8 hour time difference between Singapore and Taipei
The best day to arrive at Singapore is Wednesday and it would be best to avoid Tuesday, as prices are on average 94.75% higher than on Wednesday. (Average prices, based on 76093 datapoints.)
We have a lot more statistics for flights TR 898 and between Singapore and Taipei.