WN3136 STL → HOU

Southwest Airlines · St. Louis, MO to Houston, TX · 12 flights observed, 2026-06-04 to 2026-06-29 · 687 mi

WN3136 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
58%
Median delay
+12 min
90th percentile
+35 min
Cancellation rate
0%

How often is WN3136 on time?

Across 12 flights on STL → HOU from 2026-06-04 to 2026-06-29, WN3136 arrived within 15 minutes of schedule 58% of the time. The median arrival delay was +12 min, and the worst 10% of flights arrived +35 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time758%
16-30 min325%
31-60 min217%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-061258%+11 min

Performance by day of week

DayFlightsOn-time
Mon450%
TueNo data—
WedNo data—
Thu450%
Fri475%
SatNo data—
SunNo data—

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