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
Hamad International Airport is a confirmed project due to the anticipated passenger load from the 2022 FIFA World Cup. The airport has two parallel runways, located from each other, which are designed for simultaneous take-offs and landings. The first is and is considered to be the longest runway in Western Asia, and also one of the longest runways in the world. The second runway is . Hamad International Airport Hamad International Airport (, "") is the international airport of Doha, the capital city of Qatar. It replaced the former Doha International Airport as Qatar's principal airport. Formerly known as "New Doha International Airport"