The check-in counter usually opens 2 hours and 30 minutes before the departure of the aircraft.
Please note that opening hours for each station vary depending on the number of flights. At the Incheon Airport, the counters open 2 hours and 30 minutes before the departure of the first flight. (proxy check-in is not allowed)
Starting from July 1st, Jin Air(including Korean Air Codeshare Flights) will operate at Terminal 2 of the Incheon Airport.