Flight OddsBNA → MDW Southwest Airlines
Southwest Airlines · Nashville, TN to Chicago, IL · 1,893 flights, 2025-07-01 to 2026-06-30 · aggregated across 99 flight numbers
On-time arrival
78%
Median delay
-5 min
90th percentile
+43 min
Cancellation rate
1%
How on-time is Southwest Airlines from BNA to MDW?
Across every Southwest Airlines flight number on BNA → MDW (1,893 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +43 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,446 | 78% |
| 16-30 min | 153 | 8% |
| 31-60 min | 150 | 8% |
| 61-120 min | 71 | 4% |
| 2+ hrs | 36 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 172 | 75% | +9 min |
| 2025-08 | 164 | 77% | +9 min |
| 2025-09 | 159 | 91% | -6 min |
| 2025-10 | 170 | 81% | +5 min |
| 2025-11 | 154 | 82% | +1 min |
| 2025-12 | 151 | 82% | +1 min |
| 2026-01 | 123 | 90% | -7 min |
| 2026-02 | 119 | 84% | +0 min |
| 2026-03 | 159 | 79% | +9 min |
| 2026-04 | 162 | 78% | +4 min |
| 2026-05 | 170 | 64% | +16 min |
| 2026-06 | 153 | 58% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 283 | 75% |
| Tue | 273 | 82% |
| Wed | 263 | 84% |
| Thu | 279 | 76% |
| Fri | 284 | 74% |
| Sat | 189 | 87% |
| Sun | 285 | 71% |
WN flight numbers on BNA → MDW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…