Flight OddsAA3159 ORD → PHL
American Airlines · Chicago, IL to Philadelphia, PA · 27 flights observed, 2025-11-02 to 2025-12-02 · 678 mi
AA3159 covers more than one route in the data window — the stats below are for ORD → PHL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
58%
Median delay
+10 min
90th percentile
+92 min
Cancellation rate
4%
How often is AA3159 on time?
Across 27 flights on ORD → PHL from 2025-11-02 to 2025-12-02, AA3159 arrived within 15 minutes of schedule 58% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +92 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 15 | 58% |
| 16-30 min | 2 | 8% |
| 31-60 min | 3 | 12% |
| 61-120 min | 5 | 19% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 24 | 54% | +29 min |
| 2025-12 | 2 | 100% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 5 | 40% |
| Wed | 4 | 75% |
| Thu | 4 | 100% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 4 | 25% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…