Flight OddsUA531 PIT → DEN
United Airlines · Pittsburgh, PA to Denver, CO · 9 flights observed, 2026-05-21 to 2026-05-31 · 1,290 mi
UA531 covers more than one route in the data window — the stats below are for PIT → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
44%
Median delay
+30 min
90th percentile
+102 min
Cancellation rate
0%
How often is UA531 on time?
Across 9 flights on PIT → DEN from 2026-05-21 to 2026-05-31, UA531 arrived within 15 minutes of schedule 44% of the time. The median arrival delay was +30 min, and the worst 10% of flights arrived +102 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 | 4 | 44% |
| 16-30 min | 1 | 11% |
| 31-60 min | 2 | 22% |
| 61-120 min | 1 | 11% |
| 2+ hrs | 1 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 9 | 44% | +43 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 0% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 2 | 50% |
| Fri | 2 | 0% |
| Sat | 2 | 50% |
| Sun | 2 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…