Flight OddsBNA → STL Southwest Airlines
Southwest Airlines · Nashville, TN to St. Louis, MO · 1,274 flights, 2025-07-01 to 2026-06-30 · aggregated across 59 flight numbers
On-time arrival
81%
Median delay
-8 min
90th percentile
+37 min
Cancellation rate
1%
How on-time is Southwest Airlines from BNA to STL?
Across every Southwest Airlines flight number on BNA → STL (1,274 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +37 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,022 | 81% |
| 16-30 min | 95 | 8% |
| 31-60 min | 75 | 6% |
| 61-120 min | 54 | 4% |
| 2+ hrs | 16 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 99 | 76% | +8 min |
| 2025-08 | 107 | 91% | -5 min |
| 2025-09 | 108 | 92% | -7 min |
| 2025-10 | 119 | 71% | +8 min |
| 2025-11 | 102 | 80% | +2 min |
| 2025-12 | 101 | 78% | +9 min |
| 2026-01 | 93 | 92% | -9 min |
| 2026-02 | 94 | 86% | -3 min |
| 2026-03 | 108 | 85% | +1 min |
| 2026-04 | 111 | 77% | +6 min |
| 2026-05 | 113 | 68% | +12 min |
| 2026-06 | 107 | 78% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 199 | 74% |
| Tue | 193 | 84% |
| Wed | 183 | 85% |
| Thu | 197 | 80% |
| Fri | 200 | 84% |
| Sat | 120 | 88% |
| Sun | 170 | 74% |
WN flight numbers on BNA → STL
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…