Atlanta Airport Remains World's Busiest in 2025; O'Hare Sees Shar

Atlanta’s Hartsfield-Jackson International Airport (ATL) handled over 107 million passengers in 2025, extending its global lead by passenger volume. Chicago O'Hare (ORD) ranked fourth in the U.S., recording a 12% increase in traffic year-over-year. Dubai International (DXB) and Tokyo Haneda (HND) closed in fast, with Haneda alone serving 87 million travelers.