Flight OddsMDW → BWI Southwest Airlines
Southwest Airlines · Chicago, IL to Baltimore, MD · 1,768 flights, 2025-07-01 to 2026-06-30 · aggregated across 118 flight numbers
On-time arrival
80%
Median delay
-4 min
90th percentile
+38 min
Cancellation rate
3%
How on-time is Southwest Airlines from MDW to BWI?
Across every Southwest Airlines flight number on MDW → BWI (1,768 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +38 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,363 | 80% |
| 16-30 min | 130 | 8% |
| 31-60 min | 107 | 6% |
| 61-120 min | 71 | 4% |
| 2+ hrs | 42 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 166 | 66% | +27 min |
| 2025-08 | 166 | 78% | +7 min |
| 2025-09 | 163 | 86% | +3 min |
| 2025-10 | 164 | 85% | +4 min |
| 2025-11 | 123 | 84% | +1 min |
| 2025-12 | 138 | 75% | +6 min |
| 2026-01 | 122 | 89% | -4 min |
| 2026-02 | 112 | 77% | +5 min |
| 2026-03 | 117 | 82% | +7 min |
| 2026-04 | 131 | 82% | +4 min |
| 2026-05 | 140 | 81% | +3 min |
| 2026-06 | 171 | 74% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 255 | 73% |
| Tue | 244 | 85% |
| Wed | 230 | 80% |
| Thu | 252 | 77% |
| Fri | 262 | 82% |
| Sat | 210 | 88% |
| Sun | 260 | 73% |
WN flight numbers on MDW → BWI
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…