The Busiest Airports in the World by Passengers

Atlanta ATL has been busiest for over 20 years at 104.6M. Dubai DXB leads international passengers at 87M. DFW, Denver, Istanbul, and LAX round out the top 6.

The top 20 airports handle 1.3 billion passengers annually. China has 3 of the top 15. Atlanta handles more passengers than many countries entire populations..