Flight OddsUA531 JAC → DEN
United Airlines · Jackson, WY to Denver, CO · 47 flights observed, 2026-02-12 to 2026-06-30 · 406 mi
UA531 covers more than one route in the data window — the stats below are for JAC → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
74%
Median delay
-4 min
90th percentile
+122 min
Cancellation rate
0%
How often is UA531 on time?
Across 47 flights on JAC → DEN from 2026-02-12 to 2026-06-30, UA531 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +122 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 | 35 | 74% |
| 16-30 min | 3 | 6% |
| 31-60 min | 2 | 4% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 6 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 17 | 71% | +17 min |
| 2026-03 | 24 | 88% | +15 min |
| 2026-06 | 6 | 33% | +37 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 7 | 57% |
| Wed | 6 | 67% |
| Thu | 8 | 75% |
| Fri | 8 | 75% |
| Sat | 4 | 75% |
| Sun | 7 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…