American Airlines · Washington, DC to Philadelphia, PA · 137 flights observed, 2025-11-02 to 2026-04-06 · 120 mi
AA5171 covers more than one route in the data window — the stats below are for DCA → PHL, the one it has flown most recently. The others are linked under “Other routes”.
How often is AA5171 on time?
Across 137 flights on DCA → PHL from 2025-11-02 to 2026-04-06, AA5171 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +96 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 87 | 65% |
| 16-30 min | 10 | 8% |
| 31-60 min | 17 | 13% |
| 61-120 min | 10 | 8% |
| 2+ hrs | 9 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 29 | 86% | +6 min |
| 2025-12 | 17 | 59% | +52 min |
| 2026-01 | 24 | 75% | +11 min |
| 2026-02 | 26 | 54% | +21 min |
| 2026-03 | 31 | 55% | +43 min |
| 2026-04 | 6 | 50% | +31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 61% |
| Tue | 20 | 60% |
| Wed | 20 | 70% |
| Thu | 19 | 68% |
| Fri | 19 | 47% |
| Sat | 19 | 84% |
| Sun | 18 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…