Archive · 21 Aug 2026
Atlanta Airport Holds Top Spot in August 2026 Rankings
A report compared how many airline seats airports offered in August 2026.
Atlanta’s airport was ranked number one.
It had 5.44 million seats available.
That was about the same as in August 2025.
Chicago O’Hare was ranked second.
It had more than 5.07 million seats.
Chicago’s number was 9% higher than the previous year.
The report used data covering thousands of airports around the world.
Hartsfield-Jackson Atlanta International Airport ranked first in OAG’s August 2026 airport activity report.
Atlanta recorded 5.44 million seats, matching its August 2025 capacity.
Chicago O’Hare International Airport retained second place with more than 5.07 million seats.
Chicago O’Hare posted 9% year-on-year growth, supported by strong summer domestic schedules.
The data covers more than 2,800 airports across over 180 countries and territories.
- Who
- The Official Airline Guide ranked Hartsfield-Jackson Atlanta International Airport and Chicago O’Hare International Airport among the world’s busiest airports.
- What
- OAG published an August 2026 ranking based on airport seat capacity, with Atlanta first and Chicago O’Hare second.
- When
- August 2026, compared in part with August 2025.
- Where
- Airports in more than 180 countries and territories worldwide.
- Why
- The ranking measured global airport activity and available airline seats, while the underlying ACI list ranks hubs by annual passenger traffic.
- Ranking leader
- Hartsfield-Jackson Atlanta International Airport
- Atlanta seats
- 5.44 million in August 2026
- Atlanta year-on-year change
- Capacity matched August 2025
- Second place
- Chicago O’Hare International Airport
- Chicago seats
- More than 5.07 million
- Chicago year-on-year growth
- 9%
- Coverage
- More than 2,800 airports in over 180 countries and territories