1
Located in South Korea, this airport forms one end of the world’s busiest flight route of 2025, a path between Jeju International and Seoul Gimpo that saw around 14.3 million seats filled. While still 17 percent behind pre-pandemic 2019 levels, this route experienced a 1 percent increase compared to 2024, underscoring just how heavily traveled and significant this connection is within the Asia Pacific region. - Liv Kelly
Modern, efficient airport with luggage storage, dining, and transit options
2 Gonghang-ro, 특별자치도, Jeju-si, Jeju-do, South Korea Get directions