WN3273 HOU → STL

Southwest Airlines · Houston, TX to St. Louis, MO · 45 flights observed, 2025-11-02 to 2026-01-05 · 687 mi

WN3273 covers more than one route in the data window — the stats below are for HOU → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
0%

How often is WN3273 on time?

Across 45 flights on HOU → STL from 2025-11-02 to 2026-01-05, WN3273 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +31 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3884%
16-30 min24%
31-60 min37%
61-120 min12%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112378%+10 min
2025-122090%-3 min
2026-012100%-4 min

Performance by day of week

DayFlightsOn-time
Mon786%
Tue6100%
Wed8100%
Thu888%
Fri667%
Sat450%
Sun683%

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