WN4857 Las VegasLAS · 18:00 ColumbusCMH
WN4857 by Southwest Airlines flies from Las Vegas (LAS) to Columbus (CMH) for the Fri, Sep 11 departure.
departs LAS · on schedule
board checked 7m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAS and CMH are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Las Vegas to Columbus flights today
same route · Southwest AirlinesIf WN4857 is cancelled, these are the other Southwest Airlines nonstop flights from Las Vegas to Columbus on the same day, with scheduled departure times in LAS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4857 actually runs
Pro Flight Search has tracked every published board update for WN4857 across the LAS and CMH boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at LAS and CMH.
The verdict above is that record speaking, so it reflects how WN4857 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as LAS and CMH published them.
Planning around WN4857? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4857 Las Vegas to Columbus on-time performance, measured from the LAS and CMH airport boards.
https://proflightsearch.com/flight/WN4857
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