Flight Incheon International Airport departs from Seoul Incheon International Airport at 21:05 and arrives at New York John F Kennedy International Airport at 23:00.
The flighttime is about 14h 55m. The distance travelled ("as the bird flies"): 17760 Km. So the average speed is roughly 1191 Km.
There is an 13 hour time difference between Seoul and New York
