Flight OddsAA5503 STL → DCA
American Airlines · St. Louis, MO to Washington, DC · 39 flights observed, 2025-11-03 to 2025-12-17 · 719 mi
AA5503 covers more than one route in the data window — the stats below are for STL → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
82%
Median delay
-15 min
90th percentile
+38 min
Cancellation rate
0%
How often is AA5503 on time?
Across 39 flights on STL → DCA from 2025-11-03 to 2025-12-17, AA5503 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +38 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 32 | 82% |
| 16-30 min | 1 | 3% |
| 31-60 min | 3 | 8% |
| 61-120 min | 2 | 5% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 26 | 85% | +1 min |
| 2025-12 | 13 | 77% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 7 | 71% |
| Wed | 7 | 100% |
| Thu | 6 | 100% |
| Fri | 6 | 83% |
| Sat | 2 | 50% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…