STL → OKC Southwest Airlines

Southwest Airlines · St. Louis, MO to Oklahoma City, OK · 472 flights, 2025-07-01 to 2026-03-04 · aggregated across 20 flight numbers

This route's scheduled flight time has grown by 12 min since 2025-07 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.
On-time arrival
81%
Median delay
-5 min
90th percentile
+29 min
Cancellation rate
1%

How on-time is Southwest Airlines from STL to OKC?

Across every Southwest Airlines flight number on STL → OKC (472 flights, 2025-07-01 to 2026-03-04), 81% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +29 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time37881%
16-30 min439%
31-60 min255%
61-120 min153%
2+ hrs51%

Performance by month

MonthFlightsOn-timeAvg delay
2025-076070%+11 min
2025-085772%+8 min
2025-095680%+6 min
2025-105879%+2 min
2025-115795%-6 min
2025-126077%+5 min
2026-015587%-2 min
2026-025591%-4 min
2026-03875%+2 min

Performance by day of week

DayFlightsOn-time
Mon7080%
Tue7285%
Wed7286%
Thu6981%
Fri6981%
Sat4678%
Sun6875%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…