DL850
Delta Air Lines flight 850 — Atlanta (ATL) to Washington (DCA)
On time
69%
Avg delay
~66 min
Cancelled
1.4%
DL850 runs late more often than average. About 69% 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 | 45% | 3.3% | 102 min |
| 2026-07 | 38% | 3.3% | 118 min |
| 2026-06 | 55% | 3.3% | 85 min |
| 2026-06 | 68% | 6.7% | 97 min |
| 2026-05 | 70% | 3.2% | 38 min |
| 2026-05 | 63% | 3.2% | 87 min |
| 2026-04 | 53% | 0.0% | 33 min |
| 2026-04 | 70% | 0.0% | 37 min |
| 2026-03 | 52% | 0.0% | 46 min |
| 2026-03 | 65% | 0.0% | 80 min |
| 2026-02 | 57% | 0.0% | 57 min |
| 2026-02 | 64% | 0.0% | 90 min |
Top delay cause
late-arriving aircraft
Based on 1,927 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.