Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 15:00 and arrives at Hong Kong Hong Kong International Airport at 19:05.
The flighttime is about 3h 05m. The distance travelled ("as the bird flies"): 1487 Km. So the average speed is roughly 482 Km.
There is an 1 hour time difference between Bangkok and Hong Kong
The best day to arrive at Bangkok is Wednesday and it would be best to avoid Friday, as prices are on average 106.76% higher than on Wednesday. (Average prices, based on 5099779 datapoints.)
We have a lot more statistics for flights CX 654 and between Bangkok and Hong Kong.
