Flight OddsSAT → MDW Southwest Airlines
Southwest Airlines · San Antonio, TX to Chicago, IL · 673 flights, 2025-07-01 to 2026-06-30 · aggregated across 32 flight numbers
On-time arrival
79%
Median delay
-1 min
90th percentile
+32 min
Cancellation rate
1%
How on-time is Southwest Airlines from SAT to MDW?
Across every Southwest Airlines flight number on SAT → MDW (673 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -1 min; the worst 10% ran +32 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 526 | 79% |
| 16-30 min | 67 | 10% |
| 31-60 min | 38 | 6% |
| 61-120 min | 27 | 4% |
| 2+ hrs | 6 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 73 | 89% | -1 min |
| 2025-08 | 60 | 85% | +7 min |
| 2025-09 | 56 | 86% | +3 min |
| 2025-10 | 62 | 89% | +7 min |
| 2025-11 | 54 | 85% | +1 min |
| 2025-12 | 60 | 73% | +8 min |
| 2026-01 | 36 | 83% | +2 min |
| 2026-02 | 28 | 61% | +14 min |
| 2026-03 | 56 | 55% | +21 min |
| 2026-04 | 59 | 85% | +0 min |
| 2026-05 | 62 | 81% | +4 min |
| 2026-06 | 58 | 67% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 100 | 79% |
| Tue | 97 | 82% |
| Wed | 94 | 82% |
| Thu | 98 | 77% |
| Fri | 100 | 83% |
| Sat | 81 | 84% |
| Sun | 94 | 68% |
WN flight numbers on SAT → MDW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…