UA740
United Airlines flight 740 — Houston (IAH) to Portland (PDX)
On time
86%
Avg delay
~80 min
Cancelled
0.8%
UA740 is a reliable flight. About 86% of departures arrive on time. When delays happen, the most common cause is airline operations.
Monthly breakdown
| Month | On time | Cancelled | Avg delay |
|---|---|---|---|
| 2026-07 | 84% | 0.0% | 66 min |
| 2026-07 | 97% | 0.0% | 31 min |
| 2026-06 | 80% | 0.0% | 81 min |
| 2026-06 | 83% | 0.0% | 373 min |
| 2026-05 | 77% | 0.0% | 78 min |
| 2026-05 | 90% | 0.0% | 66 min |
| 2026-05 | 73% | 0.0% | 42 min |
| 2026-04 | 90% | 0.0% | 156 min |
| 2026-04 | 87% | 0.0% | 67 min |
| 2026-03 | 87% | 0.0% | 57 min |
| 2026-03 | 92% | 0.0% | 95 min |
| 2026-03 | 75% | 0.0% | 66 min |
Top delay cause
airline operations
Based on 1,930 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.