Flight OddsDL3960 STL → DTW
Delta Air Lines · St. Louis, MO to Detroit, MI · 60 flights observed, 2026-01-05 to 2026-03-07 · 440 mi
DL3960 covers more than one route in the data window — the stats below are for STL → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
-5 min
90th percentile
+136 min
Cancellation rate
2%
How often is DL3960 on time?
Across 60 flights on STL → DTW from 2026-01-05 to 2026-03-07, DL3960 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +136 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 | 37 | 63% |
| 16-30 min | 5 | 8% |
| 31-60 min | 6 | 10% |
| 61-120 min | 4 | 7% |
| 2+ hrs | 7 | 12% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 25 | 52% | +66 min |
| 2026-02 | 28 | 64% | +26 min |
| 2026-03 | 6 | 100% | -15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 67% |
| Tue | 9 | 78% |
| Wed | 9 | 78% |
| Thu | 8 | 63% |
| Fri | 8 | 38% |
| Sat | 8 | 50% |
| Sun | 8 | 63% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…