Flight OddsDL4640 ATL → MGM
Delta Air Lines · Atlanta, GA to Montgomery, AL · 150 flights observed, 2025-07-01 to 2025-12-19 · 147 mi
DL4640 covers more than one route in the data window — the stats below are for ATL → MGM, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
70%
Median delay
-3 min
90th percentile
+59 min
Cancellation rate
1%
How often is DL4640 on time?
Across 150 flights on ATL → MGM from 2025-07-01 to 2025-12-19, DL4640 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +59 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 104 | 70% |
| 16-30 min | 15 | 10% |
| 31-60 min | 14 | 9% |
| 61-120 min | 9 | 6% |
| 2+ hrs | 6 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 57% | +24 min |
| 2025-08 | 31 | 65% | +16 min |
| 2025-09 | 27 | 81% | -2 min |
| 2025-10 | 23 | 87% | +1 min |
| 2025-11 | 19 | 68% | +21 min |
| 2025-12 | 18 | 67% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 23 | 65% |
| Tue | 23 | 57% |
| Wed | 23 | 87% |
| Thu | 22 | 68% |
| Fri | 19 | 53% |
| Sat | 15 | 93% |
| Sun | 23 | 74% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…