WN141Southwest Airlines · SFO → LAS
live · 5m ago
Route confirmed Southwest Airlines

WN141 San FranciscoSFO Las VegasLAS

WN141 by Southwest Airlines flies from San Francisco (SFO) to Las Vegas (LAS).

Right nowNext departure today Operates daily
07:55

scheduled from SFO

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
LASLas VegasOn-time likelyLAS delay board →
SFO→LASevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
45%Chance of 15+ min delay
0.8%Chance of cancellation
+10 minTypical airport delay in this weather

Conditions at SFO and LAS 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 at SFO

Forecast

Sat 7 Nov, local date

High21°Clikely 19°C to 23°C
Low12°Clikely 11°C to 14°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Las Vegas

Forecast

Sat 7 Nov, local date

High24°Clikely 23°C to 25°C
Low13°Clikely 11°C to 14°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · 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 San Francisco to Las Vegas flights today

same route · Southwest Airlines
WN8516departs 00:25
WN4314departs 05:00
WN2446departs 05:05
WN2821departs 05:10
WN1584departs 06:55
WN582departs 10:10

If WN141 is cancelled, these are the other Southwest Airlines nonstop flights from San Francisco to Las Vegas on the same day, with scheduled departure times in SFO 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 WN141 actually runs

Pro Flight Search has tracked every published board update for WN141 across the SFO and LAS boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at SFO and LAS.

The verdict above is that record speaking, so it reflects how WN141 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN141? 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: WN141 San Francisco to Las Vegas on-time performance, measured from the SFO and LAS airport boards.

Canonical URL
https://proflightsearch.com/flight/WN141
How we measure this →