THE WORLD'S BUSIEST FLIGHT ROUTES OF 2021
WHAT WERE THE WORLD'S BUSIEST INTERNATIONAL AND DOMESTIC AIR ROUTES IN 2021?
BUSIEST DOMESTIC AIRLINE ROUTES OF 2021
BUSIEST INTERNATIONAL AIRLINE ROUTES OF 2021
The busiest air routes in the world are defined as those with the largest volume of scheduled airline seats. Data is for flights in both directions on each route and is sourced from OAG Schedules Analyzer.
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