Flight Incheon International Airport departs from Seoul Incheon International Airport at 20:00 and arrives at Hong Kong Hong Kong International Airport at 16:15.The flight has a short stop at Shanghai.
The flighttime is about 21h 15m. The distance travelled ("as the bird flies"): 1621 Km. So the average speed is roughly 76 Km.
There is an 1 hour time difference between Seoul and Hong Kong
The best day to arrive at Seoul is Tuesday and it would be best to avoid Saturday, as prices are on average 124.76% higher than on Tuesday. (Average prices, based on 19015624 datapoints.)
We have a lot more statistics for flights CX 367 and between Seoul and Hong Kong.