WN3345 LAS → STL

Southwest Airlines · Las Vegas, NV to St. Louis, MO · 59 flights observed, 2025-11-02 to 2026-01-05 · 1,371 mi

This flight's reliability varies a lot by day of week — 89% on-time on Wednesdays vs. 44% on Fridays.

WN3345 covers more than one route in the data window — the stats below are for LAS → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
69%
Median delay
-1 min
90th percentile
+57 min
Cancellation rate
0%

How often is WN3345 on time?

Across 59 flights on LAS → STL from 2025-11-02 to 2026-01-05, WN3345 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +57 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4169%
16-30 min58%
31-60 min814%
61-120 min35%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112677%+11 min
2025-122962%+17 min
2026-01475%+1 min

Performance by day of week

DayFlightsOn-time
Mon1060%
Tue978%
Wed989%
Thu875%
Fri944%
Sat4100%
Sun1060%

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