UA930 San FranciscoSFO · 19:45 LondonLHR · 14:10
UA930 by United Airlines flies from San Francisco (SFO) to London (LHR) for the Sun, Oct 18 departure.
arrived at LHR · 52 min early
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 SFO and LHR 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 San Francisco to London flights today
same route · United AirlinesIf UA930 is cancelled, these are the other United Airlines nonstop flights from San Francisco to London 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 UA930 actually runs
Pro Flight Search has tracked every published board update for UA930 across the SFO and LHR boards: schedule changes, gate pushes and actual clocks. Usually lands ~28 min early. 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 UA930 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as SFO and LHR published them.
Planning around UA930? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — UA930 San Francisco to London on-time performance, measured from the SFO and LHR airport boards.
https://proflightsearch.com/flight/UA930
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