Using 2025 international passenger traffic figures, here’s a closer look at the seven airports handling the largest volumes of overseas travelers, ranked from seventh to first.
Chicago O’Hare Airport
United 737 clips ANA Cargo 777F tail at Chicago O’Hare. Both aircraft grounded for inspection after light scrape.
Chicago O’Hare International Airport (ORD) has secured the top spot among the world’s busiest airports by flight movements in May 2026, recording 82,373 two-way flights.
Etihad Airways (EY) is expanding its United States footprint with a major capacity increase across two key routes, reinforcing its long-haul network strategy.
Federal aviation authorities have ordered significant flight reductions at Chicago O’Hare International Airport (ORD) to address rising delays and operational strain during the peak summer travel period.
United Airlines (UA) has revealed that its current global network is now four times larger than that of Pan American World Airways (PA) at its peak, highlighting a major shift in the scale of international aviation.
Southwest Airlines (WN) has announced plans to discontinue operations at two major U.S. airports as part of its broader network restructuring strategy.
American Airlines (AA) has accused United Airlines (UA) of using aggressive scheduling tactics at Chicago O’Hare (ORD) to dominate operations and prevent rivals from gaining airport gates.
The latest 2025 aviation capacity data confirms that Hartsfield-Jackson Atlanta International Airport (ATL) remains the busiest airport in the country, offering 63,100,437 scheduled seats this year.
Chicago O’Hare remains one of the most strategically important hubs in the United States due to its central geography and strong corporate demand.