WN3126 San FranciscoSFO · 11:30 TucsonTUS · 13:05
WN3126 by Southwest Airlines flies from San Francisco (SFO) to Tucson (TUS) for the Fri, Sep 11 departure.
Same number through SFO → LAX → TUS
departs SFO · 31 min late
board checked 18m ago · checking again in 45s
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by SFO (San Francisco), currently flying MVFR (marginal visual). 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 Tucson flights today
same route · Southwest AirlinesIf WN3126 is cancelled, these are the other Southwest Airlines nonstop flights from San Francisco to Tucson 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 WN3126 actually runs
Pro Flight Search has tracked every published board update for WN3126 across the SFO and TUS boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: left noticeably late (~22 min) but landed a little late (~7 min). Not enough to call it.
The verdict above is that record speaking, so it reflects how WN3126 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: N294WN, N570WN, N246LV.
Board clocks recorded as SFO and TUS published them.
Planning around WN3126? 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 — WN3126 San Francisco to Tucson on-time performance, measured from the SFO and TUS airport boards.
https://proflightsearch.com/flight/WN3126
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