What is the #1 busiest airport in the world?

Written by Editorial Team | Last Updated: August 2026

Hartsfield-Jackson Atlanta International Airport (ATL) consistently holds the title of the number one busiest airport in the world by total passenger traffic, serving well over 100 million travelers annually. Strategically positioned as a primary hub for Delta Air Lines, the airport manages an immense volume of domestic and international connecting flights, utilizing its efficient multi-concourse layout and robust ground transportation networks to keep global transit moving smoothly.

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