Flight OddsSTL → DTW Spirit Airlines
Spirit Airlines · St. Louis, MO to Detroit, MI · 36 flights, 2025-07-03 to 2025-09-01 · aggregated across 3 flight numbers
On-time arrival
83%
Median delay
-9 min
90th percentile
+76 min
Cancellation rate
0%
How on-time is Spirit Airlines from STL to DTW?
Across every Spirit Airlines flight number on STL → DTW (36 flights, 2025-07-03 to 2025-09-01), 83% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +76 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 30 | 83% |
| 16-30 min | 0 | 0% |
| 31-60 min | 2 | 6% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 3 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 17 | 82% | +6 min |
| 2025-08 | 18 | 83% | +49 min |
| 2025-09 | 1 | 100% | -16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 78% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 9 | 100% |
| Fri | 9 | 78% |
| Sat | No data | — |
| Sun | 9 | 78% |
NK flight numbers on STL → DTW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…