Flight Incheon International Airport departs from Seoul Incheon International Airport at 11:05 and arrives at Fukuoka Fukuoka Airport at 12:30.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 518 Km. So the average speed is roughly 366 Km.
The best day to arrive at Seoul is Friday and it would be best to avoid Saturday, as prices are on average 326.57% higher than on Friday. (Average prices, based on 743625 datapoints.)
We have a lot more statistics for flights KE 791 and between Seoul and Fukuoka.
