Flight Taoyuan International Airport departs from Taipei Taoyuan International Airport at 17:10 and arrives at Seoul Incheon International Airport at 20:40.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 958 Km. So the average speed is roughly 383 Km.
There is an 1 hour time difference between Taipei and Seoul
The best day to arrive at Taipei is Wednesday and it would be best to avoid Friday, as prices are on average 45.08% higher than on Wednesday. (Average prices, based on 1862558 datapoints.)
We have a lot more statistics for flights SQ 714 and between Taipei and Seoul.