Flight OddsAA5621 GSP → PHL
American Airlines · Greer, SC to Philadelphia, PA · 209 flights observed, 2025-08-07 to 2026-04-06 · 515 mi
AA5621 covers more than one route in the data window — the stats below are for GSP → PHL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-16 min
90th percentile
+24 min
Cancellation rate
3%
How often is AA5621 on time?
Across 209 flights on GSP → PHL from 2025-08-07 to 2026-04-06, AA5621 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +24 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 | 178 | 88% |
| 16-30 min | 5 | 2% |
| 31-60 min | 10 | 5% |
| 61-120 min | 4 | 2% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 25 | 84% | +5 min |
| 2025-09 | 2 | 100% | -18 min |
| 2025-10 | 26 | 92% | -13 min |
| 2025-11 | 28 | 96% | -15 min |
| 2025-12 | 30 | 80% | +4 min |
| 2026-01 | 29 | 83% | +8 min |
| 2026-02 | 27 | 85% | +4 min |
| 2026-03 | 29 | 97% | -8 min |
| 2026-04 | 6 | 83% | -8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 28 | 82% |
| Tue | 28 | 93% |
| Wed | 29 | 86% |
| Thu | 30 | 90% |
| Fri | 28 | 89% |
| Sat | 30 | 90% |
| Sun | 29 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…