WN4686 HoustonHOU · 19:50 San DiegoSAN · 21:10
WN4686 by Southwest Airlines flies from Houston (HOU) to San Diego (SAN) for the Sat, Oct 10 departure.
departs HOU · on schedule
board checked 23m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HOU 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Houston to San Diego flights today
same route · Southwest AirlinesIf WN4686 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to San Diego on the same day, with scheduled departure times in HOU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4686 actually runs
Pro Flight Search has tracked every published board update for WN4686 across the HOU and SAN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: departed +50 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN4686 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 SAN published them.
Planning around WN4686? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4686 Houston to San Diego on-time performance, measured from the HOU and SAN airport boards.
https://proflightsearch.com/flight/WN4686
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