O’Hare overtook Atlanta’s Hartsfield-Jackson as the busiest U.S. airfield in 2025, preliminary data shows
- Posted on January 21, 2026
- By Chicago Tribune
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O’Hare overtook Atlanta’s Hartsfield-Jackson as the busiest U.S. airfield in 2025, preliminary data shows

O’Hare International Airport was the busiest U.S. airfield in 2025, overtaking Atlanta’s Hartsfield-Jackson airport for the first time since 2019, according to a news release from the C…