UA1140
United Airlines flight 1140 — Washington (IAD) to Tampa (TPA)
On time
77%
Avg delay
~59 min
Cancelled
1.0%
UA1140 is fairly reliable, though delays happen. About 77% 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 | 80% | 3.2% | 81 min |
| 2026-07 | 90% | 0.0% | 36 min |
| 2026-06 | 70% | 0.0% | 108 min |
| 2026-06 | 87% | 0.0% | 77 min |
| 2026-05 | 83% | 0.0% | 103 min |
| 2026-05 | 82% | 0.0% | 80 min |
| 2026-04 | 90% | 0.0% | 51 min |
| 2026-03 | 70% | 0.0% | 121 min |
| 2026-03 | 100% | 25.0% | 0 min |
| 2026-02 | 78% | 0.0% | 83 min |
| 2026-01 | 84% | 3.8% | 60 min |
| 2026-01 | 100% | 0.0% | 0 min |
Top delay cause
airline operations
Based on 1,928 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.