Incheon International Airport is the largest airport in South Korea, the primary airport serving the Seoul Capital Area, and one of the largest and busiest airports in the world. Since 2005, it has been rated the best airport worldwide by Airports Council International every year. It is also rated as the world’s cleanest airport and the world’s best international transit airport by Skytrax. Incheon International Airport is the main hub for Korean Air, Asiana Airlines and Jeju Air. Incheon International Airport is currently Asia’s eighth busiest airport in terms of passengers, the world’s fourth busiest airport by cargo traffic, and the world’s eighth busiest airport in terms of international passengers. In 2014 45.5 million passengers used the airport.
The airport opened for business in early 2001 to replace the older Gimpo International Airport, which now serves mostly domestic destinations plus shuttle flights to alternate airports in China, Japan, and Taiwan.