Flight OddsUA4640 DEN → GUC
United Airlines · Denver, CO to Gunnison, CO · 73 flights observed, 2026-03-05 to 2026-06-30 · 152 mi
UA4640 covers more than one route in the data window — the stats below are for DEN → GUC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-10 min
90th percentile
+60 min
Cancellation rate
1%
How often is UA4640 on time?
Across 73 flights on DEN → GUC from 2026-03-05 to 2026-06-30, UA4640 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +60 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 63 | 88% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 1% |
| 61-120 min | 5 | 7% |
| 2+ hrs | 3 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 26 | 92% | -5 min |
| 2026-04 | 5 | 100% | -13 min |
| 2026-05 | 11 | 82% | +11 min |
| 2026-06 | 30 | 83% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 80% |
| Tue | 10 | 100% |
| Wed | 9 | 100% |
| Thu | 10 | 100% |
| Fri | 11 | 82% |
| Sat | 11 | 73% |
| Sun | 11 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…