UA516
United Airlines flight 516 — Atlanta (ATL) to Chicago (ORD)
On time
72%
Avg delay
~78 min
Cancelled
1.1%
UA516 is fairly reliable, though delays happen. About 72% 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 | 60% | 0.0% | 158 min |
| 2026-07 | 41% | 3.3% | 57 min |
| 2026-06 | 55% | 3.3% | 121 min |
| 2026-06 | 52% | 0.0% | 73 min |
| 2026-05 | 71% | 0.0% | 61 min |
| 2026-05 | 59% | 0.0% | 99 min |
| 2026-04 | 77% | 0.0% | 266 min |
| 2026-04 | 53% | 0.0% | 71 min |
| 2026-03 | 70% | 3.2% | 166 min |
| 2026-03 | 48% | 7.4% | 44 min |
| 2026-02 | 79% | 0.0% | 37 min |
| 2026-01 | 84% | 0.0% | 83 min |
Top delay cause
late-arriving aircraft
Based on 1,879 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.