WN3744 Las VegasLAS · 13:55 St LouisSTL · 19:00
WN3744 by Southwest Airlines flies from Las Vegas (LAS) to St Louis (STL) for the Fri, Oct 30 departure.
departs LAS · on schedule
board checked 33m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAS and STL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow on this route
ForecastLas Vegas to St Louis with Southwest Airlines · Sat 31 Oct, local date
- Chance a departure is cancelled
- 0.2%1.6× usual
- Chance a departure leaves 60+ min late
- 11%1.3× usual
Forecast weather: 86% chance of rain at Las Vegas
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 6 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Las Vegas to St Louis flights today
same route · Southwest AirlinesIf WN3744 is cancelled, these are the other Southwest Airlines nonstop flights from Las Vegas to St Louis on the same day, with scheduled departure times in LAS local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How WN3744 actually runs
Pro Flight Search has tracked every published board update for WN3744 across the LAS and STL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 1 completed leg so far: departed +2 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN3744 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N9006L.
Board clocks recorded as LAS and STL published them.
Planning around WN3744? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search: WN3744 Las Vegas to St Louis on-time performance, measured from the LAS and STL airport boards.
https://proflightsearch.com/flight/WN3744
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