Flight OddsAA3177 PHL → ORD
American Airlines · Philadelphia, PA to Chicago, IL · 131 flights observed, 2025-11-02 to 2026-04-06 · 678 mi
AA3177 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
64%
Median delay
+4 min
90th percentile
+85 min
Cancellation rate
9%
How often is AA3177 on time?
Across 131 flights on PHL → ORD from 2025-11-02 to 2026-04-06, AA3177 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +85 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 75 | 64% |
| 16-30 min | 18 | 15% |
| 31-60 min | 9 | 8% |
| 61-120 min | 7 | 6% |
| 2+ hrs | 8 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 25 | 64% | +9 min |
| 2025-12 | 14 | 50% | +23 min |
| 2026-01 | 26 | 69% | +27 min |
| 2026-02 | 23 | 87% | +15 min |
| 2026-03 | 24 | 54% | +58 min |
| 2026-04 | 5 | 20% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 67% |
| Tue | 19 | 74% |
| Wed | 18 | 61% |
| Thu | 16 | 63% |
| Fri | 18 | 50% |
| Sat | 11 | 55% |
| Sun | 17 | 76% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…