The official guide puts the city air terminal on B1 west of KTX Gwangmyeong Station. Airline check-in and baggage drop are listed from 6:30 a.m. to 5 p.m., closing 3 hours before T1 flights or 3 hours 20 minutes before T2 flights. Outbound immigration is not processed at Gwangmyeong; it is completed at Incheon Airport. Airport limousines board by west exit 4 on Level 1. The official page lists service 5 a.m.–8:20 p.m., every 20–30 minutes. Confirm airline participation, actual bus times, tickets and charges.