Flight OddsUA1951 DEN → SEA
United Airlines · Denver, CO to Seattle, WA · 42 flights observed, 2025-07-01 to 2025-08-18 · 1,024 mi
UA1951 covers more than one route in the data window — the stats below are for DEN → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-5 min
90th percentile
+38 min
Cancellation rate
0%
How often is UA1951 on time?
Across 42 flights on DEN → SEA from 2025-07-01 to 2025-08-18, UA1951 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +38 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 | 34 | 81% |
| 16-30 min | 1 | 2% |
| 31-60 min | 5 | 12% |
| 61-120 min | 2 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 85% | +2 min |
| 2025-08 | 15 | 73% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 7 | 86% |
| Wed | 7 | 86% |
| Thu | 7 | 71% |
| Fri | 7 | 86% |
| Sat | No data | — |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…