QF646 PerthPER · 10:00 SydneySYD · 16:05
QF646 by Sunstate Airlines flies from Perth (PER) to Sydney (SYD) for the Fri, Aug 21 departure.
arrival expected at SYD · on schedule
board checked 16m ago · checking again in 45s
Where the minutes go
last 5 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 +1 min · 0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PER and SYD 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 Perth to Sydney flights today
same route · Sunstate AirlinesIf QF646 is cancelled, these are the other Sunstate Airlines nonstop flights from Perth to Sydney on the same day, with scheduled departure times in PER local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How QF646 actually runs
Pro Flight Search has tracked every published board update for QF646 across the PER and SYD boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 4 confirmed landings · 4/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how QF646 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-OGA.
Board clocks recorded as PER and SYD published them.
Planning around QF646? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — QF646 Perth to Sydney on-time performance, measured from the PER and SYD airport boards.
https://proflightsearch.com/flight/QF646
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