Flight OddsDL1515 STL → MSP
Delta Air Lines · St. Louis, MO to Minneapolis, MN · 123 flights observed, 2025-08-11 to 2025-12-19 · 448 mi
DL1515 covers more than one route in the data window — the stats below are for STL → MSP, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-13 min
90th percentile
+37 min
Cancellation rate
2%
How often is DL1515 on time?
Across 123 flights on STL → MSP from 2025-08-11 to 2025-12-19, DL1515 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +37 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 | 104 | 86% |
| 16-30 min | 4 | 3% |
| 31-60 min | 3 | 2% |
| 61-120 min | 5 | 4% |
| 2+ hrs | 5 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 16 | 94% | -9 min |
| 2025-09 | 29 | 93% | -6 min |
| 2025-10 | 31 | 90% | -8 min |
| 2025-11 | 28 | 86% | +16 min |
| 2025-12 | 17 | 59% | +40 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 78% |
| Tue | 18 | 89% |
| Wed | 19 | 89% |
| Thu | 17 | 82% |
| Fri | 19 | 95% |
| Sat | 13 | 77% |
| Sun | 17 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…