Flight OddsDL4640 MGM → ATL
Delta Air Lines · Montgomery, AL to Atlanta, GA · 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 MGM → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
74%
Median delay
-3 min
90th percentile
+64 min
Cancellation rate
1%
How often is DL4640 on time?
Across 150 flights on MGM → ATL from 2025-07-01 to 2025-12-19, DL4640 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +64 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 | 109 | 74% |
| 16-30 min | 12 | 8% |
| 31-60 min | 10 | 7% |
| 61-120 min | 12 | 8% |
| 2+ hrs | 5 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 63% | +28 min |
| 2025-08 | 31 | 74% | +15 min |
| 2025-09 | 27 | 89% | -7 min |
| 2025-10 | 23 | 78% | +4 min |
| 2025-11 | 19 | 68% | +13 min |
| 2025-12 | 18 | 67% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 23 | 70% |
| Tue | 23 | 65% |
| Wed | 23 | 87% |
| Thu | 22 | 77% |
| Fri | 19 | 63% |
| Sat | 15 | 87% |
| Sun | 23 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…