WN3538 LAX → STL

Southwest Airlines · Los Angeles, CA to St. Louis, MO · 18 flights observed, 2025-11-22 to 2026-01-04 · 1,592 mi

This flight has been on time less than half the time (39%) — expect a real chance of a delay.

WN3538 covers more than one route in the data window — the stats below are for LAX → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
39%
Median delay
+20 min
90th percentile
+53 min
Cancellation rate
0%

How often is WN3538 on time?

Across 18 flights on LAX → STL from 2025-11-22 to 2026-01-04, WN3538 arrived within 15 minutes of schedule 39% of the time. The median arrival delay was +20 min, and the worst 10% of flights arrived +53 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time739%
16-30 min528%
31-60 min528%
61-120 min16%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-11450%+30 min
2025-121136%+19 min
2026-01333%+33 min

Performance by day of week

DayFlightsOn-time
Mon30%
Tue367%
Wed1100%
ThuNo data—
Fri333%
Sat520%
Sun367%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…