Flight OddsUA4938 SCE → IAD
United Airlines · State College, PA to Washington, DC · 364 flights observed, 2025-07-01 to 2026-06-30 · 132 mi
On-time arrival
85%
Median delay
-16 min
90th percentile
+43 min
Cancellation rate
1%
How often is UA4938 on time?
Across 364 flights on SCE → IAD from 2025-07-01 to 2026-06-30, UA4938 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +43 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 306 | 85% |
| 16-30 min | 13 | 4% |
| 31-60 min | 9 | 3% |
| 61-120 min | 12 | 3% |
| 2+ hrs | 19 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 69% | +46 min |
| 2025-08 | 31 | 90% | -5 min |
| 2025-09 | 30 | 93% | -6 min |
| 2025-10 | 31 | 94% | -9 min |
| 2025-11 | 29 | 86% | -3 min |
| 2025-12 | 30 | 83% | -2 min |
| 2026-01 | 30 | 80% | -1 min |
| 2026-02 | 27 | 89% | -13 min |
| 2026-03 | 31 | 94% | -15 min |
| 2026-04 | 30 | 87% | -8 min |
| 2026-05 | 31 | 68% | +34 min |
| 2026-06 | 30 | 90% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 52 | 88% |
| Tue | 53 | 79% |
| Wed | 52 | 87% |
| Thu | 51 | 84% |
| Fri | 51 | 84% |
| Sat | 51 | 92% |
| Sun | 49 | 82% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…