1. Express Train vs All-Stop Train Comparison
- AREX Express Train (Orange): Non-stop directly between Incheon Airport (Terminal 1: 43 mins, Terminal 2: 51 mins) and Seoul Station. Reserved seating, free Wi-Fi, luggage racks. One-way fare: 11,000 KRW.
- AREX All-Stop Train (Blue): Commuter train stopping at 14 stations including Gimpo Airport, Hongik University (Hongdae), and Gongdeok before reaching Seoul Station (59 mins from T1). Standard T-money transit card fare: approx. 4,500 KRW.
2. Seoul Station City Airport Terminal Benefit
Passengers flying Korean Air, Asiana Airlines, Jeju Air, T’way Air, and Eastar Jet with an AREX Express ticket can complete airline check-in, baggage drop, and immigration exit inspection directly inside Seoul Station (Level B2) between 05:20 and 19:00, allowing luggage-free transit to the airport and expedited dedicated crew lane security screening at Incheon Airport.
3. Boarding Gate Locations at Incheon Airport
- Terminal 1: Transportation Center Level B1 (Follow orange line for Express, blue line for All-Stop).
- Terminal 2: Transportation Center Level B1 (Follow respective colored wayfinding floor lines).