QF643 SydneySYD · 08:20 PerthPER · 11:20
QF643 by Sunstate Airlines flies from Sydney (SYD) to Perth (PER) for the Thu, Sep 10 departure.
departs SYD · on schedule
board checked 9m ago · checking again in 45s
Where the minutes go
last 7 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 +26 min · 0 cancelled · 11 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SYD and PER 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 Sydney to Perth flights today
same route · Sunstate AirlinesIf QF643 is cancelled, these are the other Sunstate Airlines nonstop flights from Sydney to Perth on the same day, with scheduled departure times in SYD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How QF643 actually runs
Pro Flight Search has tracked every published board update for QF643 across the SYD and PER boards: schedule changes, gate pushes and actual clocks. Usually lands ~30 min late. Based on 10 confirmed landings · 5/10 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how QF643 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: VH-OGG, VH-OGE, VH-OGF, VH-OGA.
Board clocks recorded as SYD and PER published them.
Planning around QF643? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — QF643 Sydney to Perth on-time performance, measured from the SYD and PER airport boards.
https://proflightsearch.com/flight/QF643
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