WN3746Southwest Airlines · SMF → SLC
live · 3h ago
Route confirmed Southwest Airlines

WN3746 SacramentoSMF Salt Lake CitySLC

WN3746 by Southwest Airlines flies from Sacramento (SMF) to Salt Lake City (SLC).

Right nowNext departure tomorrow Operates daily
11:10

scheduled from SMF

The route today

live boards
SMFSacramentoOn-time likelySMF delay board →
SLCSalt Lake CityOn-time likelySLC delay board →
SMF→SLCevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
0.3%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at SMF and SLC are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow on this route

Forecast

Sacramento to Salt Lake City with Southwest Airlines · Fri 30 Oct, local date

Outlook: elevated
Chance a departure leaves 60+ min late
8.6%1.3× usual

Forecast weather: 86% chance of rain at Salt Lake City

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Sacramento to Salt Lake City flights today

same route · Southwest Airlines
WN4021departs 07:25
WN2909departs 13:05
WN2290departs 14:05
WN685departs 19:55
WN3976departs 20:50
WN775departs 21:45

If WN3746 is cancelled, these are the other Southwest Airlines nonstop flights from Sacramento to Salt Lake City on the same day, with scheduled departure times in SMF local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How WN3746 actually runs

Pro Flight Search has tracked every published board update for WN3746 across the SMF and SLC boards: schedule changes, gate pushes and actual clocks. Combined risk score: 7.5/100. Based on airport operations, weather, and cached board history at SMF and SLC.

The verdict above is that record speaking, so it reflects how WN3746 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN3746? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: WN3746 Sacramento to Salt Lake City on-time performance, measured from the SMF and SLC airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3746
How we measure this →