Flight OddsUnited Airlines · State College, PA to Washington, DC · 41 flights observed, 2025-10-26 to 2025-12-15 · 132 mi
UA4377 covers more than one route in the data window — the stats below are for SCE → IAD, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4377 on time?
Across 41 flights on SCE → IAD from 2025-10-26 to 2025-12-15, UA4377 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -19 min, and the worst 10% of flights arrived +15 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 | 36 | 90% |
| 16-30 min | 0 | 0% |
| 31-60 min | 3 | 8% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 83% | -3 min |
| 2025-11 | 23 | 96% | -15 min |
| 2025-12 | 11 | 82% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 88% |
| Tue | 5 | 80% |
| Wed | 4 | 100% |
| Thu | 6 | 100% |
| Fri | 7 | 86% |
| Sat | 2 | 100% |
| Sun | 8 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…