UA356
United Airlines flight 356 — Chicago (ORD) to Atlanta (ATL)
On time
80%
Avg delay
~66 min
Cancelled
1.9%
UA356 is a reliable flight. About 80% 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% | 3.2% | 48 min |
| 2026-07 | 86% | 6.5% | 81 min |
| 2026-06 | 80% | 0.0% | 65 min |
| 2026-06 | 100% | 0.0% | 0 min |
| 2026-05 | 71% | 0.0% | 79 min |
| 2026-05 | 94% | 0.0% | 30 min |
| 2026-04 | 72% | 3.3% | 78 min |
| 2026-04 | 87% | 0.0% | 73 min |
| 2026-03 | 64% | 7.4% | 49 min |
| 2026-03 | 73% | 0.0% | 113 min |
| 2026-02 | 79% | 0.0% | 50 min |
| 2026-02 | 93% | 0.0% | 16 min |
Top delay cause
late-arriving aircraft
Based on 1,834 tracked departures
Flying UA356? 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.