WN4165 St LouisSTL PittsburghPIT
WN4165 by Southwest Airlines flies from St Louis (STL) to Pittsburgh (PIT).
scheduled from STL
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at STL and PIT 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 St Louis to Pittsburgh flights today
same route · Southwest AirlinesIf WN4165 is cancelled, these are the other Southwest Airlines nonstop flights from St Louis to Pittsburgh on the same day, with scheduled departure times in STL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4165 actually runs
Pro Flight Search has tracked every published board update for WN4165 across the STL and PIT boards: schedule changes, gate pushes and actual clocks. Combined risk score: 8.8/100. Based on airport operations, weather, and cached board history at STL and PIT.
The verdict above is that record speaking, so it reflects how WN4165 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN4165? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4165 St Louis to Pittsburgh on-time performance, measured from the STL and PIT airport boards.
https://proflightsearch.com/flight/WN4165
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