Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 10:10 and arrives at Beijing Beijing Capital International Airport at 15:50.
The flighttime is about 4h 40m. The distance travelled ("as the bird flies"): 1954 Km. So the average speed is roughly 419 Km.
There is an 1 hour time difference between Bangkok and Beijing
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Sunday, as prices are on average 145.45% higher than on Tuesday. (Average prices, based on 487306 datapoints.)
We have a lot more statistics for flights TG 614 and between Bangkok and Beijing.
