Incheon International Airport Air Terminal in Gangnam is linked with the airport through limousine buses. The Airport Railroad Express (AREX and styled as A'REX) has a station located in the Transport Centre adjacent to the Terminal 1 building and is in the basement of Terminal 2. It provides service to Gimpo International Airport and Seoul. Many of the stations along the line provide connections to Incheon Subway, Seoul Metropolitan Subway, and Incheon Airport Maglev. For departing passengers, Seoul Station City Airport Terminal has check-in and immigration facilities before arrival at the airport. The Korea Train eXpress (KTX) operated at the same station as
Gimpo International Airport from Kaihwasan and Yangchan, several miles from the base. Then known as Keijo New Airfield (京城新飛行場) in Japanese parlance, Kimpo was constructed with four runways to supplement the much smaller Keijo Airfield (京城飛行場), which was later known as Yeouido Airport. Gimpo played a major role during the Korean War, and the USAF designated the airfield as Kimpo Air Base or K-14. North Korean forces attacked South Korea on 25 June 1950 starting the Korean War. During one of the first Korean People's Air Force (KPAF) attacks on 25 June a Military Air Transport Service C-54 Skymaster was destroyed on the