World’s Busiest Airport: Which Airlines Operate The Most International Flights To & From Atlanta?

The Hartsfield-Jackson Atlanta International Airport (ATL) is the worlds busiest airport in terms of passenger traffic. The airport has held the title for over 25 years, serving nearly 105 million passengers last year. With five parallel runways aligned in an east-west direction, the aircraft recorded over 775,000 aircraft movements in 2023.