Flight OddsSTL → AUS Southwest Airlines
Southwest Airlines · St. Louis, MO to Austin, TX · 976 flights, 2025-07-01 to 2026-06-30 · aggregated across 43 flight numbers
On-time arrival
78%
Median delay
-3 min
90th percentile
+39 min
Cancellation rate
0%
How on-time is Southwest Airlines from STL to AUS?
Across every Southwest Airlines flight number on STL → AUS (976 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +39 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 752 | 78% |
| 16-30 min | 84 | 9% |
| 31-60 min | 76 | 8% |
| 61-120 min | 38 | 4% |
| 2+ hrs | 20 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 92 | 75% | +14 min |
| 2025-08 | 75 | 84% | +5 min |
| 2025-09 | 73 | 89% | +1 min |
| 2025-10 | 83 | 73% | +7 min |
| 2025-11 | 85 | 78% | +3 min |
| 2025-12 | 91 | 73% | +8 min |
| 2026-01 | 61 | 90% | -5 min |
| 2026-02 | 59 | 81% | -2 min |
| 2026-03 | 85 | 84% | -5 min |
| 2026-04 | 89 | 81% | +4 min |
| 2026-05 | 91 | 67% | +19 min |
| 2026-06 | 86 | 64% | +19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 149 | 74% |
| Tue | 141 | 82% |
| Wed | 137 | 84% |
| Thu | 149 | 81% |
| Fri | 150 | 76% |
| Sat | 88 | 76% |
| Sun | 156 | 70% |
WN flight numbers on STL → AUS
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…