UA498
United Airlines flight 498 — Denver (DEN) to Portland (PDX)
On time
74%
Avg delay
~60 min
Cancelled
1.2%
UA498 is fairly reliable, though delays happen. About 74% of departures arrive on time. When delays happen, the most common cause is late-arriving aircraft.
Monthly breakdown
| Month | On time | Cancelled | Avg delay |
|---|---|---|---|
| 2026-07 | 68% | 0.0% | 76 min |
| 2026-07 | 73% | 0.0% | 108 min |
| 2026-07 | 90% | 3.2% | 41 min |
| 2026-06 | 60% | 0.0% | 52 min |
| 2026-06 | 60% | 0.0% | 56 min |
| 2026-06 | 100% | 0.0% | 0 min |
| 2026-05 | 87% | 0.0% | 35 min |
| 2026-05 | 83% | 3.2% | 85 min |
| 2026-04 | 97% | 0.0% | 18 min |
| 2026-03 | 81% | 0.0% | 51 min |
| 2026-02 | 89% | 0.0% | 101 min |
| 2026-01 | 84% | 0.0% | 38 min |
Top delay cause
late-arriving aircraft
Based on 2,030 tracked departures
Flying UA498? Get a free briefing.
Weather, delays, and what to expect — sent to your inbox before your flight.
Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.