How much is a ticket from Sydney to Perth?

The cheapest price found today is $184.

When is it cheaper to fly?

Cheapest month is September — from $184.

Cheapest today — $184. Below is what booking services offer.

Departure	Airline	Stops	Price
Sep 17	Jetstar	direct	$184	View
Sep 16	Jetstar	direct	$186	View
Dec 15	Jetstar	direct	$196	View
Oct 29	Virgin Australia	direct	$199	View
Oct 20	Virgin Australia	direct	$205	View
Sep 9	Jetstar	direct	$206	View

How much is a ticket from Sydney to Perth?: The cheapest price found today is $184.
When is it cheaper to fly?: Cheapest month is September — from $184.

Links to booking services are affiliate links. The price stays the same for you.