Flight OddsAA1181 PHL → ORD
American Airlines · Philadelphia, PA to Chicago, IL · 45 flights observed, 2025-11-02 to 2025-12-17 · 678 mi
AA1181 covers more than one route in the data window — the stats below are for PHL → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
61%
Median delay
-5 min
90th percentile
+79 min
Cancellation rate
2%
How often is AA1181 on time?
Across 45 flights on PHL → ORD from 2025-11-02 to 2025-12-17, AA1181 arrived within 15 minutes of schedule 61% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +79 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 | 27 | 61% |
| 16-30 min | 4 | 9% |
| 31-60 min | 5 | 11% |
| 61-120 min | 6 | 14% |
| 2+ hrs | 2 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 27 | 67% | +8 min |
| 2025-12 | 17 | 53% | +31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 57% |
| Tue | 7 | 71% |
| Wed | 7 | 57% |
| Thu | 5 | 100% |
| Fri | 6 | 67% |
| Sat | 5 | 60% |
| Sun | 7 | 29% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…