WN8531 HoustonHOU · 10:00 San SalvadorSAL
WN8531 by Southwest Airlines flies from Houston (HOU) to San Salvador (SAL).
scheduled from HOU
The route today
live boardsTomorrow at Houston
ForecastSun 8 Nov, local date
- 85% chance of rain
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · 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 Houston to San Salvador flights today
same route · Southwest AirlinesIf WN8531 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to San Salvador on the same day, with scheduled departure times in HOU local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How WN8531 actually runs
Pro Flight Search has tracked every published board update for WN8531 across the HOU and SAL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 1 completed leg so far: departed +25 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN8531 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 HOU and SAL published them.
Planning around WN8531? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search: WN8531 Houston to San Salvador on-time performance, measured from the HOU and SAL airport boards.
https://proflightsearch.com/flight/WN8531
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