Flight OddsORD → ATL Delta Air Lines
Delta Air Lines · Chicago, IL to Atlanta, GA · 2,623 flights, 2025-07-01 to 2026-06-30 · aggregated across 22 flight numbers
On-time arrival
81%
Median delay
-10 min
90th percentile
+42 min
Cancellation rate
2%
How on-time is Delta Air Lines from ORD to ATL?
Across every Delta Air Lines flight number on ORD → ATL (2,623 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -10 min; the worst 10% ran +42 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2,072 | 81% |
| 16-30 min | 156 | 6% |
| 31-60 min | 138 | 5% |
| 61-120 min | 104 | 4% |
| 2+ hrs | 85 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 227 | 78% | +15 min |
| 2025-08 | 228 | 86% | 0 min |
| 2025-09 | 222 | 94% | -11 min |
| 2025-10 | 231 | 86% | -3 min |
| 2025-11 | 212 | 80% | +14 min |
| 2025-12 | 213 | 67% | +17 min |
| 2026-01 | 179 | 79% | +0 min |
| 2026-02 | 176 | 86% | -9 min |
| 2026-03 | 194 | 67% | +25 min |
| 2026-04 | 214 | 78% | +18 min |
| 2026-05 | 234 | 84% | +7 min |
| 2026-06 | 225 | 87% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 374 | 78% |
| Tue | 363 | 83% |
| Wed | 363 | 84% |
| Thu | 381 | 83% |
| Fri | 372 | 81% |
| Sat | 334 | 82% |
| Sun | 368 | 77% |
DL flight numbers on ORD → ATL
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…