Flight OddsUA4720 SLC → DEN
United Airlines · Salt Lake City, UT to Denver, CO · 285 flights observed, 2025-07-01 to 2026-06-30 · 391 mi
UA4720 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
91%
Median delay
-14 min
90th percentile
+12 min
Cancellation rate
0%
How often is UA4720 on time?
Across 285 flights on SLC → DEN from 2025-07-01 to 2026-06-30, UA4720 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +12 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 | 258 | 91% |
| 16-30 min | 7 | 2% |
| 31-60 min | 9 | 3% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 8 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 90% | +6 min |
| 2025-08 | 31 | 97% | +1 min |
| 2025-09 | 30 | 90% | +3 min |
| 2025-10 | 31 | 94% | -11 min |
| 2025-11 | 28 | 96% | -10 min |
| 2025-12 | 17 | 94% | -7 min |
| 2026-03 | 25 | 68% | +21 min |
| 2026-04 | 30 | 87% | -8 min |
| 2026-05 | 31 | 100% | -18 min |
| 2026-06 | 30 | 90% | -11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 41 | 90% |
| Tue | 42 | 88% |
| Wed | 41 | 93% |
| Thu | 40 | 90% |
| Fri | 40 | 85% |
| Sat | 40 | 98% |
| Sun | 40 | 93% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…