Flight OddsAA1581 MIA → STL
American Airlines · Miami, FL to St. Louis, MO · 95 flights observed, 2025-11-02 to 2026-04-06 · 1,068 mi
AA1581 covers more than one route in the data window — the stats below are for MIA → STL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-6 min
90th percentile
+48 min
Cancellation rate
2%
How often is AA1581 on time?
Across 95 flights on MIA → STL from 2025-11-02 to 2026-04-06, AA1581 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +48 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 72 | 78% |
| 16-30 min | 7 | 8% |
| 31-60 min | 5 | 5% |
| 61-120 min | 6 | 7% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 29 | 90% | 0 min |
| 2025-12 | 31 | 84% | -10 min |
| 2026-01 | 5 | 60% | +27 min |
| 2026-03 | 21 | 81% | +5 min |
| 2026-04 | 6 | 0% | +55 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 79% |
| Tue | 13 | 77% |
| Wed | 13 | 77% |
| Thu | 12 | 75% |
| Fri | 13 | 85% |
| Sat | 13 | 85% |
| Sun | 14 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…