Flight OddsDL2879 ATL → ORD
Delta Air Lines · Atlanta, GA to Chicago, IL · 340 flights observed, 2025-07-05 to 2026-06-30 · 606 mi
DL2879 covers more than one route in the data window — the stats below are for ATL → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
49%
Median delay
+16 min
90th percentile
+88 min
Cancellation rate
3%
How often is DL2879 on time?
Across 340 flights on ATL → ORD from 2025-07-05 to 2026-06-30, DL2879 arrived within 15 minutes of schedule 49% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +88 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 160 | 49% |
| 16-30 min | 63 | 19% |
| 31-60 min | 57 | 17% |
| 61-120 min | 26 | 8% |
| 2+ hrs | 21 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 25 | 36% | +60 min |
| 2025-08 | 29 | 59% | +33 min |
| 2025-09 | 29 | 76% | +4 min |
| 2025-10 | 31 | 55% | +28 min |
| 2025-11 | 28 | 54% | +22 min |
| 2025-12 | 28 | 21% | +41 min |
| 2026-01 | 27 | 52% | +28 min |
| 2026-02 | 17 | 53% | +14 min |
| 2026-03 | 25 | 24% | +61 min |
| 2026-04 | 28 | 32% | +41 min |
| 2026-05 | 30 | 57% | +24 min |
| 2026-06 | 30 | 63% | +31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 46 | 41% |
| Tue | 51 | 63% |
| Wed | 49 | 65% |
| Thu | 43 | 37% |
| Fri | 46 | 35% |
| Sat | 48 | 60% |
| Sun | 44 | 36% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…