Flight OddsUA3584 ROC → IAD
United Airlines · Rochester, NY to Washington, DC · 57 flights observed, 2026-01-08 to 2026-03-28 · 287 mi
UA3584 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
76%
Median delay
-2 min
90th percentile
+62 min
Cancellation rate
4%
How often is UA3584 on time?
Across 57 flights on ROC → IAD from 2026-01-08 to 2026-03-28, UA3584 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +62 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 42 | 76% |
| 16-30 min | 4 | 7% |
| 31-60 min | 2 | 4% |
| 61-120 min | 4 | 7% |
| 2+ hrs | 3 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 16 | 75% | +28 min |
| 2026-02 | 19 | 74% | +16 min |
| 2026-03 | 20 | 80% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 100% |
| Tue | 3 | 100% |
| Wed | 3 | 33% |
| Thu | 12 | 67% |
| Fri | 12 | 92% |
| Sat | 11 | 64% |
| Sun | 7 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…