Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 19:35 and arrives at Beijing Beijing Capital International Airport at 01:25.
The flighttime is about 4h 50m. The distance travelled ("as the bird flies"): 1954 Km. So the average speed is roughly 404 Km.
There is an 1 hour time difference between Bangkok and Beijing
The best day to arrive at Bangkok is Thursday and it would be best to avoid Sunday, as prices are on average 43.21% higher than on Thursday. (Average prices, based on 60114 datapoints.)
We have a lot more statistics for flights SQ 960 and between Bangkok and Beijing.