Flight OddsUA1236 SLC → DEN
United Airlines · Salt Lake City, UT to Denver, CO · 50 flights observed, 2025-07-02 to 2025-12-17 · 391 mi
UA1236 covers more than one route in the data window — the stats below are for SLC → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
65%
Median delay
+4 min
90th percentile
+105 min
Cancellation rate
2%
How often is UA1236 on time?
Across 50 flights on SLC → DEN from 2025-07-02 to 2025-12-17, UA1236 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +105 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 31 | 65% |
| 16-30 min | 3 | 6% |
| 31-60 min | 7 | 15% |
| 61-120 min | 4 | 8% |
| 2+ hrs | 3 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 21 | 52% | +36 min |
| 2025-08 | 12 | 50% | +22 min |
| 2025-12 | 15 | 93% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 56% |
| Tue | 3 | 100% |
| Wed | 8 | 63% |
| Thu | 9 | 56% |
| Fri | 8 | 50% |
| Sat | 2 | 100% |
| Sun | 9 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…