ORD → ASE United Airlines
United Airlines · Chicago, IL to Aspen, CO · 684 flights, 2025-07-01 to 2026-06-30 · aggregated across 20 flight numbers
On-time arrival
68%
Median delay
+1 min
90th percentile
+81 min
Cancellation rate
3%
How on-time is United Airlines from ORD to ASE?
Across every United Airlines flight number on ORD → ASE (684 flights, 2025-07-01 to 2026-06-30), 68% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +81 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 429 | 68% |
| 16-30 min | 60 | 9% |
| 31-60 min | 55 | 9% |
| 61-120 min | 44 | 7% |
| 2+ hrs | 44 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 25 | 64% | +65 min |
| 2025-08 | 40 | 75% | +43 min |
| 2025-09 | 60 | 83% | +7 min |
| 2025-10 | 47 | 77% | +5 min |
| 2025-12 | 69 | 48% | +53 min |
| 2026-01 | 78 | 63% | +18 min |
| 2026-02 | 89 | 60% | +25 min |
| 2026-03 | 112 | 81% | +11 min |
| 2026-04 | 38 | 68% | +16 min |
| 2026-05 | 21 | 86% | -6 min |
| 2026-06 | 53 | 51% | +74 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 88 | 66% |
| Tue | 88 | 74% |
| Wed | 83 | 76% |
| Thu | 95 | 67% |
| Fri | 89 | 55% |
| Sat | 98 | 66% |
| Sun | 91 | 71% |
UA flight numbers on ORD → ASE
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…