Worlds Busiest Airport 2025. The airline will increase frequencies on some routes. The biggest jump in the top 20 rankings is recorded for heathrow airport, leaping from 54 th to 8 th rank as all travel restrictions were lifted by the uk government in march 2021 after two years of impediment.

The airline will increase frequencies on some routes. World’s top 10 busiest airports for passenger traffic in 2023 1.