Perth to Bali from $196 Return on Jetstar (Nov-March) @ Flight Scout
Fantastic deal to Bali at present from Perth over most summer (non-holiday) dates.
Fly direct from $196 Return.
They can be tricky to find just searching so…
Step 1 - visit the link. It'll currently show $200 flights, but..
Step 2 - click on the dates that suit you, and you'll be taken to skyscanner. They seem to have slightly lower than scanned prices from $196 return.
Step 3 - buy
Step 4 - enjoy Bali!