Cheju is a most populous city of South Korea. Cheju is one of the world's leading tourism destinations, and the city is home to an array of
famous tourist attractions. Cheju is a major international air transport hub with the busiest city airspace in the South Korea. Cheju consists of 0 internationally renowned airports out of which , Cheju is the busiest airport in terms of international traffic, and is the major
hub of all carriers.