IntroductionThe Airport Railroad provides the fastest and most convenient railway service between Incheon Int’l Airport and Seoul Station. We opreate All-stop Train and Express Train. All stop Train is a Commuter Train connected to Seoul Metro lines, helping you travel to Incheon Airport, Seoul and other surrounding areas. Express Train is a premium nonstop train between Incheon Airport and Seoul Station making the journey the fastest yet comfortably. Seoul Station City Airport Terminal provides a service that allows you to comfortably go to Incheon Airport after completing boarding procedures and immigration screening required for airport use.