Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 17:55 and arrives at Seoul Incheon International Airport at 22:45.
The flighttime is about 3h 50m. The distance travelled ("as the bird flies"): 1621 Km. So the average speed is roughly 423 Km.
There is an 1 hour time difference between Hong Kong and Seoul
The best day to arrive at Hong Kong is Tuesday and it would be best to avoid Sunday, as prices are on average 12.55% higher than on Tuesday. (Average prices, based on 30970937 datapoints.)
We have a lot more statistics for flights GA 176 and between Hong Kong and Seoul.