Flight OddsBWI → MDW Southwest Airlines
Southwest Airlines · Baltimore, MD to Chicago, IL · 1,760 flights, 2025-07-01 to 2026-06-30 · aggregated across 115 flight numbers
On-time arrival
77%
Median delay
-4 min
90th percentile
+49 min
Cancellation rate
2%
How on-time is Southwest Airlines from BWI to MDW?
Across every Southwest Airlines flight number on BWI → MDW (1,760 flights, 2025-07-01 to 2026-06-30), 77% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +49 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,312 | 77% |
| 16-30 min | 144 | 8% |
| 31-60 min | 125 | 7% |
| 61-120 min | 82 | 5% |
| 2+ hrs | 51 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 167 | 64% | +26 min |
| 2025-08 | 166 | 74% | +15 min |
| 2025-09 | 163 | 87% | -1 min |
| 2025-10 | 163 | 76% | +4 min |
| 2025-11 | 132 | 84% | +1 min |
| 2025-12 | 135 | 65% | +16 min |
| 2026-01 | 120 | 87% | -2 min |
| 2026-02 | 112 | 85% | -1 min |
| 2026-03 | 119 | 69% | +17 min |
| 2026-04 | 130 | 83% | +0 min |
| 2026-05 | 140 | 80% | +7 min |
| 2026-06 | 167 | 69% | +21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 260 | 73% |
| Tue | 241 | 79% |
| Wed | 228 | 82% |
| Thu | 255 | 76% |
| Fri | 262 | 75% |
| Sat | 207 | 78% |
| Sun | 261 | 74% |
WN flight numbers on BWI → MDW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…