UA587
United Airlines flight 587 — Chicago (ORD) to Washington (IAD)
On time
83%
Avg delay
~69 min
Cancelled
1.5%
UA587 is a reliable flight. About 83% 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 | 70% | 3.2% | 48 min |
| 2026-07 | 85% | 0.0% | 31 min |
| 2026-06 | 79% | 3.3% | 59 min |
| 2026-06 | 96% | 0.0% | 148 min |
| 2026-05 | 60% | 0.0% | 41 min |
| 2026-05 | 73% | 0.0% | 125 min |
| 2026-05 | 88% | 0.0% | 20 min |
| 2026-04 | 90% | 0.0% | 73 min |
| 2026-04 | 88% | 0.0% | 34 min |
| 2026-03 | 76% | 5.6% | 56 min |
| 2026-03 | 75% | 0.0% | 33 min |
| 2026-03 | 67% | 0.0% | 82 min |
Top delay cause
late-arriving aircraft
Based on 1,772 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.