DL1477
Delta Air Lines flight 1477 — Atlanta (ATL) to Chicago (ORD)
On time
73%
Avg delay
~61 min
Cancelled
0.7%
DL1477 is fairly reliable, though delays happen. About 73% 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 | 77% | 0.0% | 76 min |
| 2026-07 | 70% | 0.0% | 104 min |
| 2026-06 | 72% | 3.3% | 81 min |
| 2026-06 | 67% | 0.0% | 180 min |
| 2026-05 | 87% | 3.2% | 49 min |
| 2026-05 | 84% | 0.0% | 56 min |
| 2026-04 | 67% | 0.0% | 79 min |
| 2026-03 | 63% | 3.2% | 81 min |
| 2026-03 | 43% | 0.0% | 172 min |
| 2026-02 | 75% | 0.0% | 34 min |
| 2026-02 | 89% | 0.0% | 47 min |
| 2026-01 | 64% | 0.0% | 44 min |
Top delay cause
airline operations
Based on 2,342 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.