Flight OddsCMH → MDW Southwest Airlines
Southwest Airlines · Columbus, OH to Chicago, IL · 1,251 flights, 2025-07-01 to 2026-06-30 · aggregated across 73 flight numbers
On-time arrival
81%
Median delay
-5 min
90th percentile
+36 min
Cancellation rate
1%
How on-time is Southwest Airlines from CMH to MDW?
Across every Southwest Airlines flight number on CMH → MDW (1,251 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +36 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,003 | 81% |
| 16-30 min | 84 | 7% |
| 31-60 min | 72 | 6% |
| 61-120 min | 46 | 4% |
| 2+ hrs | 27 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 130 | 73% | +17 min |
| 2025-08 | 121 | 90% | +1 min |
| 2025-09 | 115 | 94% | -7 min |
| 2025-10 | 119 | 86% | +3 min |
| 2025-11 | 99 | 84% | -1 min |
| 2025-12 | 106 | 75% | +12 min |
| 2026-01 | 85 | 79% | +4 min |
| 2026-02 | 80 | 83% | 0 min |
| 2026-03 | 85 | 68% | +17 min |
| 2026-04 | 89 | 82% | +8 min |
| 2026-05 | 92 | 82% | +5 min |
| 2026-06 | 111 | 79% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 185 | 77% |
| Tue | 181 | 90% |
| Wed | 175 | 89% |
| Thu | 182 | 83% |
| Fri | 187 | 80% |
| Sat | 133 | 80% |
| Sun | 189 | 71% |
WN flight numbers on CMH → MDW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…