Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 22:25 and arrives at Bangkok Suvarnabhumi Airport at 00:20.
The flighttime is about 2h 55m. The distance travelled ("as the bird flies"): 1487 Km. So the average speed is roughly 510 Km.
There is an 1 hour time difference between Hong Kong and Bangkok
The best day to arrive at Hong Kong is Tuesday and it would be best to avoid Wednesday, as prices are on average 20.77% higher than on Tuesday. (Average prices, based on 5368008 datapoints.)
We have a lot more statistics for flights FD 503 and between Hong Kong and Bangkok.