Flight OddsUnited Airlines · Washington, DC to State College, PA · 139 flights observed, 2026-02-12 to 2026-06-30 · 132 mi
UA4252 covers more than one route in the data window — the stats below are for IAD → SCE, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4252 on time?
Across 139 flights on IAD → SCE from 2026-02-12 to 2026-06-30, UA4252 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +22 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 | 119 | 88% |
| 16-30 min | 6 | 4% |
| 31-60 min | 2 | 1% |
| 61-120 min | 5 | 4% |
| 2+ hrs | 4 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 16 | 94% | -8 min |
| 2026-03 | 30 | 77% | +58 min |
| 2026-04 | 30 | 90% | -10 min |
| 2026-05 | 31 | 94% | -6 min |
| 2026-06 | 29 | 86% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 19 | 89% |
| Tue | 20 | 85% |
| Wed | 19 | 79% |
| Thu | 20 | 80% |
| Fri | 20 | 85% |
| Sat | 20 | 95% |
| Sun | 18 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…