WN4142 ClevelandCLE St LouisSTL
WN4142 by Southwest Airlines flies from Cleveland (CLE) to St Louis (STL).
scheduled from CLE
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at CLE and STL 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 Cleveland to St Louis flights today
same route · Southwest AirlinesIf WN4142 is cancelled, these are the other Southwest Airlines nonstop flights from Cleveland to St Louis on the same day, with scheduled departure times in CLE local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4142 actually runs
Pro Flight Search has tracked every published board update for WN4142 across the CLE and STL boards: schedule changes, gate pushes and actual clocks. Combined risk score: 1.0/100. Based on airport operations, weather, and cached board history at CLE and STL.
The verdict above is that record speaking, so it reflects how WN4142 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN4142? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4142 Cleveland to St Louis on-time performance, measured from the CLE and STL airport boards.
https://proflightsearch.com/flight/WN4142
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