QF4105 San FranciscoSFO · 09:12 ChicagoORD
QF4105 by Sunstate Airlines flies from San Francisco (SFO) to Chicago (ORD) for the Thu, Oct 15 departure.
departs SFO · 288 min late
board checked 2m ago · checking again in 45s
Where the minutes go
last 3 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
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by ORD (Chicago), currently flying MVFR (marginal visual). 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.
How QF4105 actually runs
Pro Flight Search has tracked every published board update for QF4105 across the SFO and ORD boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: departed -6 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how QF4105 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 ORD published them.
Planning around QF4105? 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 — QF4105 San Francisco to Chicago on-time performance, measured from the SFO and ORD airport boards.
https://proflightsearch.com/flight/QF4105
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