QF643Sunstate Airlines · SYD → PER
live · 4m ago
Route confirmed Sunstate Airlines

QF643 SydneySYD · 08:10 PerthPER · 10:18

QF643 by Sunstate Airlines flies from Sydney (SYD) to Perth (PER) for the Wed, Oct 28 departure.

Right nowIn the air to Perth
09:45

estimated arrival at PER · local time · ~3h 22m from now

LivePosition · updated 4m ago
PER1,699 mi · ~3h 22m leftSYD
36,000 ftAltitudecruising
518 mphSpeed450 kt
261°Direction

Live position · flown path, last 50 min

Typical gate push+0 minmedian posted departure
Typical arrival+0 minmedian over 9 operations

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-28
+0 arrival
10-27
+10 gate · +0 arrival
10-26
+0 gate · +17 arrival
10-25
+0 gate · +0 arrival
10-24
+0 gate · −2 arrival
10-23
+0 gate · −4 arrival
10-22
+30 gate · +22 arrival

The 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 operation

median arrival +0 min · 0 cancelled · 9 operations tracked

The route today

live boards
SYDSydneyOn-time likelySYD delay board →
PERPerthOn-time likelyPER delay board →
SYD→PERevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
2.1%Chance of cancellation
+5 minAvg hub delay right now

Conditions 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 →

Tomorrow on this route

Forecast

Sydney to Perth with Sunstate Airlines · Thu 29 Oct, local date

Outlook: about usual
Chance a departure is cancelled
1.0%0.7× usual
Chance a departure leaves 60+ min late
2.8%1.0× usual

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 7 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Sydney to Perth flights today

same route · Sunstate Airlines
QF641departs 06:00
QF645departs 10:35
QF649departs 12:25
QF205departs 14:05
QF5departs 15:05
QF651departs 16:10

If 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 on time. Based on 9 confirmed landings · 6/9 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.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-28SYD 08:10PER 10:18 (+0)
10-27SYD 08:10 08:20 (+10)PER 10:18 (+0)
10-26SYD 08:10 (+0)PER 10:10 10:27 (+17)
10-25SYD 08:10 (+0)PER 10:10 (+0)
10-24SYD 08:20 (+0)PER 10:20 10:18 (−2)
10-23SYD 08:00 (+0)PER 10:00 09:56 (−4)
10-22SYD 08:15 08:45 (+30)PER 10:10 10:32 (+22)
10-21SYD 08:15 (+0)PER 10:10 10:09 (−1)
10-20SYD 09:15 (+0)PER 11:15 11:14 (−1)

Aircraft

Recent tails: VH-EBB, VH-OGF, VH-OGB, VH-OGE.

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

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — QF643 Sydney to Perth on-time performance, measured from the SYD and PER airport boards.

Canonical URL
https://proflightsearch.com/flight/QF643
How we measure this →