Flight OddsMDT → ORD United Airlines
United Airlines · Harrisburg, PA to Chicago, IL · 1,486 flights, 2025-07-01 to 2026-06-30 · aggregated across 46 flight numbers
On-time arrival
76%
Median delay
-3 min
90th percentile
+70 min
Cancellation rate
2%
How on-time is United Airlines from MDT to ORD?
Across every United Airlines flight number on MDT → ORD (1,486 flights, 2025-07-01 to 2026-06-30), 76% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +70 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,091 | 76% |
| 16-30 min | 96 | 7% |
| 31-60 min | 92 | 6% |
| 61-120 min | 76 | 5% |
| 2+ hrs | 87 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 118 | 75% | +21 min |
| 2025-08 | 113 | 80% | +7 min |
| 2025-09 | 109 | 83% | +8 min |
| 2025-10 | 124 | 77% | +7 min |
| 2025-11 | 114 | 75% | +24 min |
| 2025-12 | 113 | 62% | +38 min |
| 2026-01 | 108 | 74% | +9 min |
| 2026-02 | 104 | 79% | +4 min |
| 2026-03 | 115 | 69% | +29 min |
| 2026-04 | 161 | 76% | +35 min |
| 2026-05 | 146 | 82% | +3 min |
| 2026-06 | 117 | 75% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 211 | 78% |
| Tue | 207 | 73% |
| Wed | 199 | 80% |
| Thu | 206 | 74% |
| Fri | 210 | 73% |
| Sat | 201 | 79% |
| Sun | 208 | 73% |
UA flight numbers on MDT → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…