Flight OddsRDU → STL Southwest Airlines
Southwest Airlines · Raleigh/Durham, NC to St. Louis, MO · 652 flights, 2025-07-01 to 2026-06-30 · aggregated across 29 flight numbers
On-time arrival
83%
Median delay
-7 min
90th percentile
+28 min
Cancellation rate
0%
How on-time is Southwest Airlines from RDU to STL?
Across every Southwest Airlines flight number on RDU → STL (652 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +28 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 540 | 83% |
| 16-30 min | 50 | 8% |
| 31-60 min | 27 | 4% |
| 61-120 min | 23 | 4% |
| 2+ hrs | 9 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 57 | 77% | +11 min |
| 2025-08 | 53 | 85% | -2 min |
| 2025-09 | 52 | 94% | 0 min |
| 2025-10 | 58 | 91% | -2 min |
| 2025-11 | 58 | 86% | +2 min |
| 2025-12 | 60 | 87% | -2 min |
| 2026-01 | 31 | 94% | -7 min |
| 2026-02 | 34 | 85% | -2 min |
| 2026-03 | 58 | 84% | -5 min |
| 2026-04 | 63 | 78% | +5 min |
| 2026-05 | 65 | 80% | +5 min |
| 2026-06 | 60 | 65% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 97 | 82% |
| Tue | 97 | 92% |
| Wed | 95 | 86% |
| Thu | 96 | 74% |
| Fri | 100 | 81% |
| Sat | 69 | 84% |
| Sun | 95 | 83% |
WN flight numbers on RDU → STL
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…