Flight OddsUA1424 DEN → SEA
United Airlines · Denver, CO to Seattle, WA · 227 flights observed, 2025-10-26 to 2026-06-30 · 1,024 mi
UA1424 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
86%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
1%
How often is UA1424 on time?
Across 227 flights on DEN → SEA from 2025-10-26 to 2026-06-30, UA1424 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +31 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 193 | 86% |
| 16-30 min | 8 | 4% |
| 31-60 min | 13 | 6% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 6 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 100% | 0 min |
| 2025-11 | 28 | 100% | -11 min |
| 2025-12 | 31 | 77% | +15 min |
| 2026-01 | 31 | 90% | -4 min |
| 2026-02 | 11 | 91% | -11 min |
| 2026-03 | 27 | 67% | +28 min |
| 2026-04 | 30 | 90% | -6 min |
| 2026-05 | 31 | 87% | +0 min |
| 2026-06 | 30 | 83% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 33 | 91% |
| Tue | 33 | 94% |
| Wed | 32 | 75% |
| Thu | 31 | 87% |
| Fri | 32 | 84% |
| Sat | 31 | 87% |
| Sun | 33 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…