Flight OddsDL4171 MEM → DTW
Delta Air Lines · Memphis, TN to Detroit, MI · 61 flights observed, 2025-08-11 to 2025-11-08 · 610 mi
DL4171 covers more than one route in the data window — the stats below are for MEM → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-7 min
90th percentile
+43 min
Cancellation rate
0%
How often is DL4171 on time?
Across 61 flights on MEM → DTW from 2025-08-11 to 2025-11-08, DL4171 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +43 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 | 52 | 85% |
| 16-30 min | 1 | 2% |
| 31-60 min | 4 | 7% |
| 61-120 min | 4 | 7% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 12 | 83% | -2 min |
| 2025-09 | 20 | 90% | -2 min |
| 2025-10 | 27 | 81% | +5 min |
| 2025-11 | 2 | 100% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 89% |
| Tue | 8 | 75% |
| Wed | 8 | 75% |
| Thu | 9 | 89% |
| Fri | 9 | 89% |
| Sat | 9 | 100% |
| Sun | 9 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…