Flight OddsUA2123 MCI → DEN
United Airlines · Kansas City, MO to Denver, CO · 273 flights observed, 2025-07-01 to 2026-06-30 · 533 mi
UA2123 covers more than one route in the data window — the stats below are for MCI → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
+6 min
90th percentile
+90 min
Cancellation rate
0%
How often is UA2123 on time?
Across 273 flights on MCI → DEN from 2025-07-01 to 2026-06-30, UA2123 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +90 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 169 | 63% |
| 16-30 min | 31 | 11% |
| 31-60 min | 28 | 10% |
| 61-120 min | 26 | 10% |
| 2+ hrs | 16 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 37% | +66 min |
| 2025-08 | 30 | 33% | +53 min |
| 2025-09 | 30 | 63% | +38 min |
| 2025-10 | 31 | 52% | +21 min |
| 2025-11 | 28 | 86% | +8 min |
| 2025-12 | 1 | 0% | +32 min |
| 2026-01 | 26 | 69% | +16 min |
| 2026-02 | 11 | 73% | +7 min |
| 2026-03 | 27 | 78% | +15 min |
| 2026-04 | 30 | 80% | -2 min |
| 2026-05 | 20 | 70% | +8 min |
| 2026-06 | 6 | 67% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 39 | 67% |
| Tue | 40 | 53% |
| Wed | 39 | 79% |
| Thu | 37 | 59% |
| Fri | 39 | 51% |
| Sat | 38 | 63% |
| Sun | 38 | 66% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…