Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 15:05 and arrives at Hong Kong Hong Kong International Airport at 18:55.
The flighttime is about 2h 50m. The distance travelled ("as the bird flies"): 1487 Km. So the average speed is roughly 525 Km.
There is an 1 hour time difference between Bangkok and Hong Kong
The best month to arrive at Bangkok is March and the most expensive month to fly is January. (Average prices, based on 1454 datapoints.)
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Sunday, as prices are on average 33.32% higher than on Tuesday. (Average prices, based on 1008875 datapoints.)
We have a lot more statistics for flights GA 674 and between Bangkok and Hong Kong.