WN4182 STL → HOU

Southwest Airlines · St. Louis, MO to Houston, TX · 36 flights observed, 2025-11-02 to 2026-01-05 · 687 mi

This flight has been getting less reliable recently — 2025-12's on-time rate (47%) is well below the 76% average from earlier months.

WN4182 covers more than one route in the data window — the stats below are for STL → HOU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
67%
Median delay
+2 min
90th percentile
+61 min
Cancellation rate
0%

How often is WN4182 on time?

Across 36 flights on STL → HOU from 2025-11-02 to 2026-01-05, WN4182 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +61 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2467%
16-30 min38%
31-60 min514%
61-120 min38%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-111776%+6 min
2025-121547%+23 min
2026-014100%-21 min

Performance by day of week

DayFlightsOn-time
Mon667%
Tue333%
Wed1100%
Thu367%
Fri875%
Sat560%
Sun1070%

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