UA1337
United Airlines flight 1337 — Denver (DEN) to Portland (PDX)
On time
84%
Avg delay
~61 min
Cancelled
0.8%
UA1337 is a reliable flight. About 84% 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 | 77% | 0.0% | 57 min |
| 2026-06 | 70% | 0.0% | 92 min |
| 2026-06 | 100% | 0.0% | 0 min |
| 2026-06 | 88% | 0.0% | 26 min |
| 2026-05 | 81% | 0.0% | 60 min |
| 2026-05 | 100% | 0.0% | 0 min |
| 2026-05 | 100% | 0.0% | 0 min |
| 2026-04 | 100% | 0.0% | 0 min |
| 2026-04 | 93% | 0.0% | 25 min |
| 2026-03 | 90% | 0.0% | 33 min |
| 2026-03 | 85% | 0.0% | 81 min |
| 2026-02 | 81% | 0.0% | 102 min |
Top delay cause
late-arriving aircraft
Based on 1,922 tracked departures
Flying UA1337? 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.