Flight OddsAA4888 STL → ORD
American Airlines · St. Louis, MO to Chicago, IL · 7 flights observed, 2026-02-12 to 2026-03-05 · 258 mi
AA4888 covers more than one route in the data window — the stats below are for STL → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
67%
Median delay
-9 min
90th percentile
+35 min
Cancellation rate
14%
How often is AA4888 on time?
Across 7 flights on STL → ORD from 2026-02-12 to 2026-03-05, AA4888 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +35 min or later. 14% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 4 | 67% |
| 16-30 min | 0 | 0% |
| 31-60 min | 2 | 33% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 5 | 80% | -8 min |
| 2026-03 | 1 | 0% | +35 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | 3 | 33% |
| Thu | 3 | 100% |
| Fri | No data | — |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…