Flight OddsUA4580 ORD → MDT
United Airlines · Chicago, IL to Harrisburg, PA · 15 flights observed, 2025-12-02 to 2025-12-16 · 594 mi
UA4580 covers more than one route in the data window — the stats below are for ORD → MDT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+32 min
90th percentile
+172 min
Cancellation rate
7%
How often is UA4580 on time?
Across 15 flights on ORD → MDT from 2025-12-02 to 2025-12-16, UA4580 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +32 min, and the worst 10% of flights arrived +172 min or later. 7% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 7 | 50% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 7% |
| 61-120 min | 3 | 21% |
| 2+ hrs | 3 | 21% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 50% | +55 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 50% |
| Tue | 3 | 33% |
| Wed | 2 | 50% |
| Thu | 2 | 0% |
| Fri | 2 | 100% |
| Sat | 2 | 50% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…