Flight OddsAA3766 ROC → ORD
American Airlines · Rochester, NY to Chicago, IL · 94 flights observed, 2025-11-02 to 2026-04-06 · 528 mi
AA3766 covers more than one route in the data window — the stats below are for ROC → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-14 min
90th percentile
+35 min
Cancellation rate
3%
How often is AA3766 on time?
Across 94 flights on ROC → ORD from 2025-11-02 to 2026-04-06, AA3766 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +35 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 | 77 | 85% |
| 16-30 min | 4 | 4% |
| 31-60 min | 1 | 1% |
| 61-120 min | 4 | 4% |
| 2+ hrs | 5 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 24 | 88% | +3 min |
| 2025-12 | 16 | 81% | +9 min |
| 2026-02 | 16 | 88% | +17 min |
| 2026-03 | 30 | 87% | -6 min |
| 2026-04 | 5 | 60% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 86% |
| Tue | 14 | 100% |
| Wed | 13 | 54% |
| Thu | 12 | 83% |
| Fri | 13 | 85% |
| Sat | 12 | 100% |
| Sun | 13 | 85% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…