Flight OddsUA3550 ROC → IAD
United Airlines · Rochester, NY to Washington, DC · 50 flights observed, 2025-10-26 to 2025-12-17 · 287 mi
UA3550 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
78%
Median delay
+2 min
90th percentile
+35 min
Cancellation rate
2%
How often is UA3550 on time?
Across 50 flights on ROC → IAD from 2025-10-26 to 2025-12-17, UA3550 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +35 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 38 | 78% |
| 16-30 min | 5 | 10% |
| 31-60 min | 3 | 6% |
| 61-120 min | 3 | 6% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 83% | +3 min |
| 2025-11 | 27 | 85% | +1 min |
| 2025-12 | 16 | 63% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 83% |
| Tue | 6 | 83% |
| Wed | 8 | 63% |
| Thu | 7 | 57% |
| Fri | 7 | 100% |
| Sat | 7 | 86% |
| Sun | 8 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…