American Airlines ORD to ATL on-time performance
American Airlines nonstop flights from Chicago to Atlanta · Aug 2025 – Jul 2026
On-time arrivals
65%
arrived < 15 min late
Cancelled
2.4%
16 flights
Avg arrival delay
32 min
88 min when late
Rank on route
#8 of 9
route average 75% on time
Key facts
- American Airlines flights on ORD to ATL arrived on time 65% of the time in Aug 2025 – Jul 2026.
- 2.4% were cancelled, and 17% arrived an hour or more late.
- That ranks #8 of 9 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was late-arriving aircraft (57%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft57%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion13%
- Extreme weather2%
- Security0%
Other airlines on ORD to ATL
- Delta Air Lines81% on time · 17 min avg delay
- United Airlines75% on time · 18 min avg delay
- Frontier Airlines68% on time · 34 min avg delay
- Envoy Air78% on time · 15 min avg delay
- Republic Airways70% on time · 20 min avg delay
- Spirit Airlines76% on time · 33 min avg delay
- SkyWest Airlines62% on time · 36 min avg delay
- PSA Airlines80% on time · 12 min avg delay
Full ORD to ATL comparison →
American Airlines on-time record across all routes →
671 American Airlines flights tracked on this route; 16 cancelled, 2 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.