Flight OddsUA4664 DEN → BIS
United Airlines · Denver, CO to Bismarck/Mandan, ND · 270 flights observed, 2025-07-01 to 2026-03-28 · 516 mi
UA4664 covers more than one route in the data window — the stats below are for DEN → BIS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-9 min
90th percentile
+70 min
Cancellation rate
1%
How often is UA4664 on time?
Across 270 flights on DEN → BIS from 2025-07-01 to 2026-03-28, UA4664 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +70 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 | 208 | 78% |
| 16-30 min | 17 | 6% |
| 31-60 min | 8 | 3% |
| 61-120 min | 21 | 8% |
| 2+ hrs | 11 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 87% | -3 min |
| 2025-08 | 31 | 81% | +0 min |
| 2025-09 | 30 | 87% | +1 min |
| 2025-10 | 30 | 90% | -11 min |
| 2025-11 | 27 | 93% | -13 min |
| 2025-12 | 30 | 63% | +47 min |
| 2026-01 | 31 | 61% | +11 min |
| 2026-02 | 28 | 71% | +53 min |
| 2026-03 | 27 | 74% | +26 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 38 | 71% |
| Tue | 38 | 82% |
| Wed | 38 | 84% |
| Thu | 38 | 79% |
| Fri | 38 | 79% |
| Sat | 38 | 82% |
| Sun | 37 | 73% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…