Flight OddsUnited Airlines · Scranton/Wilkes-Barre, PA to Chicago, IL · 279 flights observed, 2025-07-01 to 2026-06-30 · 632 mi
UA4438 covers more than one route in the data window — the stats below are for AVP → ORD, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4438 on time?
Across 279 flights on AVP → ORD from 2025-07-01 to 2026-06-30, UA4438 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +44 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 | 233 | 86% |
| 16-30 min | 9 | 3% |
| 31-60 min | 4 | 1% |
| 61-120 min | 15 | 6% |
| 2+ hrs | 10 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 87% | -5 min |
| 2025-08 | 31 | 100% | -15 min |
| 2025-09 | 29 | 97% | -6 min |
| 2025-10 | 31 | 84% | +13 min |
| 2025-11 | 29 | 93% | -14 min |
| 2025-12 | 30 | 77% | +26 min |
| 2026-01 | 21 | 71% | +20 min |
| 2026-02 | 7 | 100% | -11 min |
| 2026-03 | 21 | 62% | +38 min |
| 2026-05 | 11 | 91% | -6 min |
| 2026-06 | 30 | 87% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 39 | 85% |
| Tue | 35 | 94% |
| Wed | 34 | 88% |
| Thu | 42 | 88% |
| Fri | 41 | 78% |
| Sat | 40 | 80% |
| Sun | 40 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…