Flight OddsJAX → MDW Southwest Airlines
Southwest Airlines · Jacksonville, FL to Chicago, IL · 397 flights, 2025-07-01 to 2026-06-30 · aggregated across 18 flight numbers
On-time arrival
79%
Median delay
-3 min
90th percentile
+38 min
Cancellation rate
1%
How on-time is Southwest Airlines from JAX to MDW?
Across every Southwest Airlines flight number on JAX → MDW (397 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +38 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 309 | 79% |
| 16-30 min | 29 | 7% |
| 31-60 min | 30 | 8% |
| 61-120 min | 15 | 4% |
| 2+ hrs | 9 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 39 | 67% | +24 min |
| 2025-08 | 32 | 84% | +7 min |
| 2025-09 | 30 | 83% | -6 min |
| 2025-10 | 31 | 71% | +14 min |
| 2025-11 | 29 | 83% | +6 min |
| 2025-12 | 31 | 71% | +15 min |
| 2026-01 | 27 | 85% | +3 min |
| 2026-02 | 27 | 74% | +7 min |
| 2026-03 | 32 | 75% | +9 min |
| 2026-04 | 31 | 84% | -2 min |
| 2026-05 | 31 | 97% | -11 min |
| 2026-06 | 52 | 77% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 55 | 82% |
| Tue | 56 | 79% |
| Wed | 55 | 76% |
| Thu | 53 | 77% |
| Fri | 56 | 82% |
| Sat | 56 | 86% |
| Sun | 61 | 70% |
WN flight numbers on JAX → MDW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…