WN1647 San FranciscoSFO · 10:55 San DiegoSAN · 12:35
WN1647 by Southwest Airlines flies from San Francisco (SFO) to San Diego (SAN) for the Fri, Oct 23 departure.
estimated arrival at SAN · local time · ~12 min from now
position updated 5m ago · checking again in 90s
Live position · flown path, last 1h 0m
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SFO 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 San Francisco to San Diego flights today
same route · Southwest AirlinesIf WN1647 is cancelled, these are the other Southwest Airlines nonstop flights from San Francisco to San Diego on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN1647 actually runs
Pro Flight Search has tracked every published board update for WN1647 across the SFO and SAN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: departed +19 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how WN1647 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 SFO and SAN published them.
Planning around WN1647? 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 — WN1647 San Francisco to San Diego on-time performance, measured from the SFO and SAN airport boards.
https://proflightsearch.com/flight/WN1647
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