Gimpo International Airport an extension to Seoul Station which opened in December 2010. Seoul Subway Line 9 also links the airport to the Gangnam area. For many years, the airport was served by the Gimpo Line, a railway line that no longer exists. In the 1990s, Seoul Subway Line 5 was extended to Gimpo. Gimpo International Airport Gimpo International Airport ( ), commonly known as Gimpo Airport (formerly Kimpo International Airport), is located in the far western end of Seoul, some west of the Central District of Seoul. Gimpo was the main international airport for Seoul and South Korea before being replaced by
MBS International Airport MBS International Airport MBS International Airport , located in Freeland, Michigan, is a commercial and general aviation airport serving the nearby cities of Midland, Bay City, and Saginaw. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a non-hub primary commercial service facility. It offers passenger service from affiliates of Delta Connection and United Express. It was formerly named Tri City Airport or Freeland Tri-City Airport. The airport was renamed MBS International Airport in 1994 (representative of its IATA airport code) to prevent confusion with other