WN4620 Salt Lake CitySLC · 17:20 San JoseSJC · 18:15
WN4620 by Southwest Airlines flies from Salt Lake City (SLC) to San Jose (SJC).
scheduled from SLC
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SLC and SJC 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 Salt Lake City to San Jose flights
same route · Southwest AirlinesIf WN4620 is cancelled, this is the other Southwest Airlines nonstop flight from Salt Lake City to San Jose, with scheduled departure times in SLC local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4620 actually runs
Pro Flight Search has tracked every published board update for WN4620 across the SLC and SJC boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: left noticeably late (~41 min) but landed a little late (~19 min). Not enough to call it.
The verdict above is that record speaking, so it reflects how WN4620 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N8887Q.
Board clocks recorded as SLC and SJC published them.
Planning around WN4620? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4620 Salt Lake City to San Jose on-time performance, measured from the SLC and SJC airport boards.
https://proflightsearch.com/flight/WN4620
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