Flight Taoyuan International Airport departs from Taipei Taoyuan International Airport at 22:40 and arrives at Bangkok Suvarnabhumi Airport at 01:35.
The flighttime is about 3h 55m. The distance travelled ("as the bird flies"): 2312 Km. So the average speed is roughly 590 Km.
There is an 1 hour time difference between Taipei and Bangkok
The best day to arrive at Taipei is Wednesday and it would be best to avoid Saturday, as prices are on average 124.4% higher than on Wednesday. (Average prices, based on 3521505 datapoints.)
We have a lot more statistics for flights CI 837 and between Taipei and Bangkok.
