Flight OddsCOS → ORD United Airlines
United Airlines · Colorado Springs, CO to Chicago, IL · 636 flights, 2025-07-01 to 2026-06-30 · aggregated across 14 flight numbers
On-time arrival
82%
Median delay
-9 min
90th percentile
+43 min
Cancellation rate
1%
How on-time is United Airlines from COS to ORD?
Across every United Airlines flight number on COS → ORD (636 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +43 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 514 | 82% |
| 16-30 min | 35 | 6% |
| 31-60 min | 31 | 5% |
| 61-120 min | 24 | 4% |
| 2+ hrs | 20 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 60 | 82% | +4 min |
| 2025-08 | 60 | 83% | +10 min |
| 2025-09 | 60 | 78% | +6 min |
| 2025-10 | 62 | 89% | -4 min |
| 2025-11 | 57 | 79% | +20 min |
| 2025-12 | 59 | 83% | +10 min |
| 2026-01 | 35 | 71% | +16 min |
| 2026-02 | 28 | 96% | -12 min |
| 2026-03 | 29 | 69% | +29 min |
| 2026-04 | 55 | 87% | +7 min |
| 2026-05 | 62 | 84% | -3 min |
| 2026-06 | 57 | 82% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 92 | 80% |
| Tue | 92 | 86% |
| Wed | 87 | 80% |
| Thu | 86 | 85% |
| Fri | 88 | 81% |
| Sat | 89 | 90% |
| Sun | 90 | 74% |
UA flight numbers on COS → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…