Flight OddsUA5966 ACV → DEN
United Airlines · Arcata/Eureka, CA to Denver, CO · 346 flights observed, 2025-07-01 to 2026-06-30 · 1,026 mi
On-time arrival
79%
Median delay
-5 min
90th percentile
+91 min
Cancellation rate
1%
How often is UA5966 on time?
Across 346 flights on ACV → DEN from 2025-07-01 to 2026-06-30, UA5966 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +91 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 | 266 | 79% |
| 16-30 min | 16 | 5% |
| 31-60 min | 13 | 4% |
| 61-120 min | 19 | 6% |
| 2+ hrs | 23 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 76% | +20 min |
| 2025-08 | 12 | 75% | +25 min |
| 2025-09 | 30 | 80% | +12 min |
| 2025-10 | 31 | 94% | +32 min |
| 2025-11 | 29 | 90% | +3 min |
| 2025-12 | 31 | 90% | -1 min |
| 2026-01 | 31 | 87% | -5 min |
| 2026-02 | 28 | 75% | +28 min |
| 2026-03 | 30 | 83% | -4 min |
| 2026-04 | 30 | 73% | +18 min |
| 2026-05 | 30 | 67% | +24 min |
| 2026-06 | 26 | 50% | +59 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 47 | 74% |
| Tue | 49 | 71% |
| Wed | 48 | 77% |
| Thu | 48 | 85% |
| Fri | 49 | 86% |
| Sat | 48 | 75% |
| Sun | 48 | 83% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…