UA5858 Los AngelesLAX · 16:20 SacramentoSMF · 17:56
UA5858 by United Airlines flies from Los Angeles (LAX) to Sacramento (SMF) for the Fri, Sep 18 departure.
departs LAX · on schedule
board checked 67m 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
Early read, sample still buildingConditions at LAX and SMF 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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 Los Angeles to Sacramento flights today
same route · United AirlinesIf UA5858 is cancelled, these are the other United Airlines nonstop flights from Los Angeles to Sacramento on the same day, with scheduled departure times in LAX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA5858 actually runs
Pro Flight Search has tracked every published board update for UA5858 across the LAX and SMF boards: schedule changes, gate pushes and actual clocks. Usually lands on time. 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 UA5858 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: N78361, N615UX, N624UX, N87368.
Board clocks recorded as LAX and SMF published them.
Planning around UA5858? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA5858 Los Angeles to Sacramento on-time performance, measured from the LAX and SMF airport boards.
https://proflightsearch.com/flight/UA5858
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