Flight Incheon International Airport departs from Seoul Incheon International Airport at 15:55 and arrives at Hong Kong Hong Kong International Airport at 19:00.
The flighttime is about 4h 05m. The distance travelled ("as the bird flies"): 1621 Km. So the average speed is roughly 397 Km.
There is an 1 hour time difference between Seoul and Hong Kong
The best day to arrive at Seoul is Friday and it would be best to avoid Wednesday, as prices are on average 68.78% higher than on Friday. (Average prices, based on 21211598 datapoints.)
We have a lot more statistics for flights UO 631 and between Seoul and Hong Kong.
