WN4143 San AntonioSAT San DiegoSAN
WN4143 by Southwest Airlines flies from San Antonio (SAT) to San Diego (SAN).
scheduled from SAT
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SAT and SAN 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 →
Tomorrow at SAN
ForecastThu 29 Oct, local date
- Chance a departure is cancelled
- 0.4%usually 0.5%
- Chance a departure leaves 60+ min late
- 9.7%usually 13%
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 350 departures a day. · 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 San Antonio to San Diego flights today
same route · Southwest AirlinesIf WN4143 is cancelled, these are the other Southwest Airlines nonstop flights from San Antonio to San Diego on the same day, with scheduled departure times in SAT local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4143 actually runs
Pro Flight Search has tracked every published board update for WN4143 across the SAT and SAN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SAT and SAN.
The verdict above is that record speaking, so it reflects how WN4143 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN4143? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4143 San Antonio to San Diego on-time performance, measured from the SAT and SAN airport boards.
https://proflightsearch.com/flight/WN4143
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