UA718 Mexico CityMEX · 07:30 San FranciscoSFO · 11:16
UA718 by United Airlines flies from Mexico City (MEX) to San Francisco (SFO) for the Fri, Sep 18 departure.
departs MEX · on schedule
board checked 17m 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 MEX and SFO 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 Mexico City to San Francisco flights today
same route · United AirlinesIf UA718 is cancelled, these are the other United Airlines nonstop flights from Mexico City to San Francisco on the same day, with scheduled departure times in MEX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA718 actually runs
Pro Flight Search has tracked every published board update for UA718 across the MEX and SFO boards: schedule changes, gate pushes and actual clocks. Usually lands ~5 min early. Based on 4 confirmed landings · 4/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA718 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: N476UA.
Board clocks recorded as MEX and SFO published them.
Planning around UA718? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA718 Mexico City to San Francisco on-time performance, measured from the MEX and SFO airport boards.
https://proflightsearch.com/flight/UA718
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