WN3728 SacramentoSMF · 14:20 PhoenixPHX · 16:15
WN3728 by Southwest Airlines flies from Sacramento (SMF) to Phoenix (PHX) for the Mon, Sep 14 departure.
arrival expected at PHX · on schedule
board checked 33m ago · checking again in 45s
Where the minutes go
last 4 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
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SMF and PHX 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 Sacramento to Phoenix flights today
same route · Southwest AirlinesIf WN3728 is cancelled, these are the other Southwest Airlines nonstop flights from Sacramento to Phoenix on the same day, with scheduled departure times in SMF local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN3728 actually runs
Pro Flight Search has tracked every published board update for WN3728 across the SMF and PHX boards: schedule changes, gate pushes and actual clocks. Usually lands ~8 min early. Based on 4 confirmed landings · 4/4 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how WN3728 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: N8701Q, N8962L, N1805U.
Board clocks recorded as SMF and PHX published them.
Planning around WN3728? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN3728 Sacramento to Phoenix on-time performance, measured from the SMF and PHX airport boards.
https://proflightsearch.com/flight/WN3728
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