Flight OddsDEN → ORD United Airlines
United Airlines · Denver, CO to Chicago, IL · 3,756 flights, 2025-07-01 to 2026-06-30 · aggregated across 42 flight numbers
On-time arrival
72%
Median delay
-1 min
90th percentile
+62 min
Cancellation rate
1%
How on-time is United Airlines from DEN to ORD?
Across every United Airlines flight number on DEN → ORD (3,756 flights, 2025-07-01 to 2026-06-30), 72% arrived within 15 minutes of schedule. Median arrival delay -1 min; the worst 10% ran +62 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2,676 | 72% |
| 16-30 min | 369 | 10% |
| 31-60 min | 287 | 8% |
| 61-120 min | 170 | 5% |
| 2+ hrs | 209 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 299 | 56% | +39 min |
| 2025-08 | 316 | 65% | +27 min |
| 2025-09 | 326 | 79% | +5 min |
| 2025-10 | 328 | 75% | +11 min |
| 2025-11 | 289 | 72% | +18 min |
| 2025-12 | 288 | 74% | +10 min |
| 2026-01 | 278 | 74% | +12 min |
| 2026-02 | 264 | 77% | +13 min |
| 2026-03 | 301 | 69% | +33 min |
| 2026-04 | 302 | 75% | +13 min |
| 2026-05 | 368 | 80% | +3 min |
| 2026-06 | 352 | 68% | +23 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 535 | 72% |
| Tue | 537 | 75% |
| Wed | 521 | 73% |
| Thu | 533 | 70% |
| Fri | 534 | 72% |
| Sat | 508 | 74% |
| Sun | 543 | 69% |
UA flight numbers on DEN → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…