ORD → ATL American Airlines

American Airlines · Chicago, IL to Atlanta, GA · 1,371 flights, 2025-07-01 to 2026-06-30 · aggregated across 48 flight numbers

This route is usually on time, but has a real long-delay tail — typical (median) delay is -5 min, while the worst 10% run +78 min or later.
On-time arrival
70%
Median delay
-5 min
90th percentile
+78 min
Cancellation rate
3%

How on-time is American Airlines from ORD to ATL?

Across every American Airlines flight number on ORD → ATL (1,371 flights, 2025-07-01 to 2026-06-30), 70% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +78 min or later. 3% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time93270%
16-30 min1008%
31-60 min1239%
61-120 min947%
2+ hrs776%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0711363%+24 min
2025-0811472%+17 min
2025-0911381%+6 min
2025-1012067%+12 min
2025-1110280%+2 min
2025-129866%+23 min
2026-018872%+11 min
2026-0211075%+6 min
2026-0311669%+11 min
2026-0411770%+20 min
2026-0512364%+23 min
2026-0611265%+27 min

Performance by day of week

DayFlightsOn-time
Mon19267%
Tue19576%
Wed18873%
Thu19171%
Fri19267%
Sat17071%
Sun19867%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…