Flight OddsCHS → ORD United Airlines
United Airlines · Charleston, SC to Chicago, IL · 1,143 flights, 2025-07-01 to 2026-06-30 · aggregated across 33 flight numbers
On-time arrival
76%
Median delay
-4 min
90th percentile
+45 min
Cancellation rate
3%
How on-time is United Airlines from CHS to ORD?
Across every United Airlines flight number on CHS → ORD (1,143 flights, 2025-07-01 to 2026-06-30), 76% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +45 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 838 | 76% |
| 16-30 min | 107 | 10% |
| 31-60 min | 74 | 7% |
| 61-120 min | 38 | 3% |
| 2+ hrs | 46 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 80 | 70% | +5 min |
| 2025-08 | 82 | 84% | +5 min |
| 2025-09 | 87 | 83% | -2 min |
| 2025-10 | 93 | 87% | +4 min |
| 2025-11 | 85 | 78% | +12 min |
| 2025-12 | 80 | 75% | +12 min |
| 2026-01 | 84 | 76% | +6 min |
| 2026-02 | 78 | 69% | +12 min |
| 2026-03 | 110 | 65% | +15 min |
| 2026-04 | 101 | 67% | +22 min |
| 2026-05 | 118 | 81% | +13 min |
| 2026-06 | 105 | 76% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 169 | 76% |
| Tue | 156 | 79% |
| Wed | 153 | 76% |
| Thu | 158 | 82% |
| Fri | 163 | 72% |
| Sat | 146 | 79% |
| Sun | 158 | 68% |
UA flight numbers on CHS → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…