Flight OddsAA4231 CMH → ORD
American Airlines · Columbus, OH to Chicago, IL · 46 flights observed, 2026-02-12 to 2026-04-06 · 296 mi
AA4231 covers more than one route in the data window — the stats below are for CMH → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
68%
Median delay
+9 min
90th percentile
+35 min
Cancellation rate
13%
How often is AA4231 on time?
Across 46 flights on CMH → ORD from 2026-02-12 to 2026-04-06, AA4231 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was +9 min, and the worst 10% of flights arrived +35 min or later. 13% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 27 | 68% |
| 16-30 min | 2 | 5% |
| 31-60 min | 10 | 25% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 14 | 79% | +8 min |
| 2026-03 | 22 | 68% | +7 min |
| 2026-04 | 4 | 25% | +29 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | 5 | 60% |
| Wed | 7 | 71% |
| Thu | 6 | 67% |
| Fri | 7 | 57% |
| Sat | No data | — |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…