UA5908 San FranciscoSFO · 09:17 Salt Lake CitySLC · 12:22
UA5908 by United Airlines flies from San Francisco (SFO) to Salt Lake City (SLC).
scheduled from SFO
Where the minutes go
last 6 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −19 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SFO and SLC 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 San Francisco to Salt Lake City flights today
same route · United AirlinesIf UA5908 is cancelled, these are the other United Airlines nonstop flights from San Francisco to Salt Lake City 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 UA5908 actually runs
Pro Flight Search has tracked every published board update for UA5908 across the SFO and SLC boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min early. Based on 5 confirmed landings · 5/5 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 UA5908 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: N85374, N611UX, N607UX, N603UX.
Board clocks recorded as SFO and SLC published them.
Planning around UA5908? 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 — UA5908 San Francisco to Salt Lake City on-time performance, measured from the SFO and SLC airport boards.
https://proflightsearch.com/flight/UA5908
.