Flight OddsATL → ORD Delta Air Lines
Delta Air Lines · Atlanta, GA to Chicago, IL · 2,625 flights, 2025-07-01 to 2026-06-30 · aggregated across 14 flight numbers
On-time arrival
70%
Median delay
+2 min
90th percentile
+56 min
Cancellation rate
2%
How on-time is Delta Air Lines from ATL to ORD?
Across every Delta Air Lines flight number on ATL → ORD (2,625 flights, 2025-07-01 to 2026-06-30), 70% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +56 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,784 | 70% |
| 16-30 min | 304 | 12% |
| 31-60 min | 233 | 9% |
| 61-120 min | 132 | 5% |
| 2+ hrs | 95 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 228 | 69% | +22 min |
| 2025-08 | 228 | 83% | +6 min |
| 2025-09 | 222 | 87% | -2 min |
| 2025-10 | 229 | 77% | +9 min |
| 2025-11 | 213 | 68% | +22 min |
| 2025-12 | 213 | 57% | +23 min |
| 2026-01 | 180 | 68% | +16 min |
| 2026-02 | 176 | 68% | +10 min |
| 2026-03 | 192 | 53% | +37 min |
| 2026-04 | 208 | 61% | +25 min |
| 2026-05 | 233 | 70% | +12 min |
| 2026-06 | 226 | 73% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 376 | 68% |
| Tue | 363 | 70% |
| Wed | 363 | 73% |
| Thu | 376 | 70% |
| Fri | 374 | 69% |
| Sat | 331 | 73% |
| Sun | 365 | 68% |
DL flight numbers on ATL → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…