Flight Incheon International Airport departs from Seoul Incheon International Airport at 20:35 and arrives at Honolulu International Airport at 09:30.
The flighttime is about 7h 55m. The distance travelled ("as the bird flies"): 8551 Km. So the average speed is roughly 1080 Km.
There is an 19 hour time difference between Seoul and Honolulu
