WN559 ChicagoMDW San AntonioSAT
WN559 by Southwest Airlines flies from Chicago (MDW) to San Antonio (SAT).
scheduled from MDW
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MDW and SAT 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 Chicago to San Antonio flights today
same route · Southwest AirlinesIf WN559 is cancelled, these are the other Southwest Airlines nonstop flights from Chicago to San Antonio on the same day, with scheduled departure times in MDW local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN559 actually runs
Pro Flight Search has tracked every published board update for WN559 across the MDW and SAT boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at MDW and SAT.
The verdict above is that record speaking, so it reflects how WN559 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN559? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN559 Chicago to San Antonio on-time performance, measured from the MDW and SAT airport boards.
https://proflightsearch.com/flight/WN559
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