Transportation in Seoul 2005 AETRA passenger survey, jointly administered by the IATA and Airports Council International, voted it the best airport in the world. It was named by Skytrax as the world's 5th best airport for 2006. Incheon and Gimpo are linked to Seoul by highways, and Gimpo is also linked by subway (line #5). The Incheon International Airport Railroad airport express (or AREX, and styled as A'REX) station is located in the Transport Centre adjacent to the main terminal building and provides high-speed services to Gimpo Airport and Seoul station. There are four types of buses: Seoul has many big intercity/express bus
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"