Flight OddsAA4666 ROC → DCA
American Airlines · Rochester, NY to Washington, DC · 66 flights observed, 2025-11-03 to 2026-02-11 · 296 mi
AA4666 covers more than one route in the data window — the stats below are for ROC → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-12 min
90th percentile
+21 min
Cancellation rate
8%
How often is AA4666 on time?
Across 66 flights on ROC → DCA from 2025-11-03 to 2026-02-11, AA4666 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +21 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 53 | 87% |
| 16-30 min | 4 | 7% |
| 31-60 min | 2 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 2 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 18 | 94% | -16 min |
| 2025-12 | 15 | 80% | +19 min |
| 2026-01 | 18 | 94% | -13 min |
| 2026-02 | 10 | 70% | +19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 100% |
| Tue | 10 | 60% |
| Wed | 11 | 91% |
| Thu | 11 | 100% |
| Fri | 10 | 90% |
| Sat | No data | — |
| Sun | 11 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…