Flight OddsDL4644 DTW → BHM
Delta Air Lines · Detroit, MI to Birmingham, AL · 20 flights observed, 2026-02-12 to 2026-03-06 · 625 mi
DL4644 covers more than one route in the data window — the stats below are for DTW → BHM, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
0 min
90th percentile
+29 min
Cancellation rate
0%
How often is DL4644 on time?
Across 20 flights on DTW → BHM from 2026-02-12 to 2026-03-06, DL4644 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +29 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 15 | 75% |
| 16-30 min | 3 | 15% |
| 31-60 min | 1 | 5% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 14 | 79% | -1 min |
| 2026-03 | 6 | 67% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 50% |
| Tue | 3 | 100% |
| Wed | 3 | 100% |
| Thu | 4 | 75% |
| Fri | 3 | 33% |
| Sat | 2 | 100% |
| Sun | 3 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…