Flight Incheon International Airport departs from Seoul Incheon International Airport at 08:25 and arrives at New York John F Kennedy International Airport at 10:00.
The flighttime is about 14h 35m. The distance travelled ("as the bird flies"): 17760 Km. So the average speed is roughly 1218 Km.
There is an 13 hour time difference between Seoul and New York
