Flight OddsDEN → STL United Airlines
United Airlines · Denver, CO to St. Louis, MO · 1,213 flights, 2025-07-01 to 2026-06-30 · aggregated across 14 flight numbers
On-time arrival
80%
Median delay
-6 min
90th percentile
+43 min
Cancellation rate
0%
How on-time is United Airlines from DEN to STL?
Across every United Airlines flight number on DEN → STL (1,213 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +43 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 960 | 80% |
| 16-30 min | 87 | 7% |
| 31-60 min | 68 | 6% |
| 61-120 min | 66 | 5% |
| 2+ hrs | 24 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 123 | 63% | +26 min |
| 2025-08 | 124 | 74% | +13 min |
| 2025-09 | 119 | 86% | -1 min |
| 2025-10 | 117 | 94% | -9 min |
| 2025-11 | 90 | 83% | -1 min |
| 2025-12 | 79 | 82% | +3 min |
| 2026-01 | 76 | 84% | +2 min |
| 2026-02 | 73 | 90% | -1 min |
| 2026-03 | 107 | 77% | +13 min |
| 2026-04 | 80 | 80% | +1 min |
| 2026-05 | 98 | 74% | +9 min |
| 2026-06 | 119 | 75% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 171 | 81% |
| Tue | 161 | 82% |
| Wed | 179 | 82% |
| Thu | 178 | 79% |
| Fri | 180 | 80% |
| Sat | 159 | 76% |
| Sun | 177 | 77% |
UA flight numbers on DEN → STL
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…