Great-circle route ORD ↔ ATL. Faint dots are other airports, for geographic context. Download this map — free to reuse with a link back to this page.
Frequencies below are per direction, from our most recent schedule sample. The two directions are not identical — that is normal on scheduled routes.
| Direction | Frequency | Days | Airlines |
|---|---|---|---|
| ORD → ATL Chicago to Atlanta |
143/wk | Daily | American Airlines, Delta Air Lines, Frontier Airlines, United Airlines |
| ATL → ORD Atlanta to Chicago |
139/wk | Daily | American Airlines, Delta Air Lines, Frontier Airlines, United Airlines |
Where a direction shows “—” we track it as an operating nonstop but hold no schedule sample for it — we would rather show nothing than guess.
In 2025, airlines reported 1,561,850 passengers on 12,148 flights between ORD and ATL — about 4,281 a day — filling 82% of the 1,902,677 seats flown. Delta Air Lines Inc. carried the most passengers (49%).
Source: US DOT T-100 segment reports — actual airline-reported traffic, scheduled service only, both directions combined. Cargo and charter flights excluded.
4 airlines fly the ORD–ATL nonstop, including American Airlines, Delta Air Lines, Frontier Airlines, United Airlines.
Recent scheduled departures on this route have used the Boeing 737-800, Boeing 737-900, Airbus A320, Airbus A319 and 3 other types.
Aircraft assignments change by season and by time of day.
The distance between Chicago O'Hare International Airport and Hartsfield Jackson Atlanta International Airport is 607 miles, or 977 kilometres.
| Great-circle distance | 607 mi |
| Kilometres | 977 km |
| Nautical miles | 527 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. 4 airlines fly the route nonstop, with about 282 departures a week across both directions. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 1h 49m in the air. That is a great-circle estimate from the 607-mile distance, not a scheduled block time — an airline's published time will differ by roughly 15 to 45 minutes depending on routing, winds and taxi.
About 143 a week from Chicago to Atlanta and 139 a week from Atlanta to Chicago, from our most recent schedule sample.
American Airlines, Delta Air Lines, Frontier Airlines, United Airlines.
In 2025, airlines reported 1,561,850 passengers on 12,148 scheduled flights between ORD and ATL — about 4,281 a day — filling 82% of the seats flown. Source: US DOT T-100 segment reports, both directions combined.
Recent scheduled departures have used the Boeing 737-800, Boeing 737-900, Airbus A320, Airbus A319. Assignments change by season and by time of day.
