Flight OddsDL4991 ATL → AEX
Delta Air Lines · Atlanta, GA to Alexandria, LA · 183 flights observed, 2025-07-01 to 2026-06-30 · 500 mi
DL4991 covers more than one route in the data window — the stats below are for ATL → AEX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-11 min
90th percentile
+46 min
Cancellation rate
2%
How often is DL4991 on time?
Across 183 flights on ATL → AEX from 2025-07-01 to 2026-06-30, DL4991 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +46 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 153 | 85% |
| 16-30 min | 6 | 3% |
| 31-60 min | 6 | 3% |
| 61-120 min | 10 | 6% |
| 2+ hrs | 4 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 6 | 83% | +5 min |
| 2026-01 | 25 | 80% | +7 min |
| 2026-02 | 28 | 89% | -6 min |
| 2026-03 | 30 | 83% | +0 min |
| 2026-04 | 29 | 86% | +5 min |
| 2026-05 | 31 | 81% | +4 min |
| 2026-06 | 30 | 93% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 25 | 76% |
| Tue | 26 | 88% |
| Wed | 26 | 77% |
| Thu | 26 | 100% |
| Fri | 26 | 92% |
| Sat | 25 | 72% |
| Sun | 25 | 92% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…