WN4472 STL → LAS

Southwest Airlines · St. Louis, MO to Las Vegas, NV · 42 flights observed, 2026-04-07 to 2026-06-03 · 1,371 mi

This flight's reliability varies a lot by day of week — 89% on-time on Tuesdays vs. 38% on Mondays.

WN4472 covers more than one route in the data window — the stats below are for STL → LAS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
62%
Median delay
+10 min
90th percentile
+67 min
Cancellation rate
0%

How often is WN4472 on time?

Across 42 flights on STL → LAS from 2026-04-07 to 2026-06-03, WN4472 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +67 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2662%
16-30 min717%
31-60 min410%
61-120 min410%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041856%+31 min
2026-052167%+9 min
2026-06367%-8 min

Performance by day of week

DayFlightsOn-time
Mon838%
Tue989%
Wed967%
Thu838%
Fri875%
SatNo data—
SunNo data—

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