Flight OddsUA4860 ROC → IAD
United Airlines · Rochester, NY to Washington, DC · 227 flights observed, 2025-07-01 to 2026-05-20 · 287 mi
UA4860 covers more than one route in the data window — the stats below are for ROC → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-6 min
90th percentile
+67 min
Cancellation rate
5%
How often is UA4860 on time?
Across 227 flights on ROC → IAD from 2025-07-01 to 2026-05-20, UA4860 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +67 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 175 | 81% |
| 16-30 min | 12 | 6% |
| 31-60 min | 5 | 2% |
| 61-120 min | 11 | 5% |
| 2+ hrs | 12 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 23 | 70% | +28 min |
| 2025-08 | 15 | 73% | +98 min |
| 2025-09 | 6 | 83% | +12 min |
| 2025-10 | 25 | 88% | +1 min |
| 2025-12 | 12 | 58% | +44 min |
| 2026-01 | 30 | 57% | +64 min |
| 2026-02 | 26 | 96% | -3 min |
| 2026-03 | 29 | 90% | -5 min |
| 2026-04 | 30 | 97% | -10 min |
| 2026-05 | 19 | 89% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 31 | 84% |
| Tue | 31 | 87% |
| Wed | 30 | 83% |
| Thu | 33 | 79% |
| Fri | 33 | 79% |
| Sat | 27 | 81% |
| Sun | 30 | 77% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…