Here is a list of some whisky bars in Perth, Australia:

• Helvetica - located on Howard Street, Helvetica is a popular destination for whisky enthusiasts. They have a wide selection of whiskies from around the world, as well as a range of other drinks and a food menu.

• Varnish on King - situated on King Street in the CBD, Varnish on King is a whiskey and bourbon bar that also offers a range of cocktails, craft beers, and other drinks.

• Dominion League - this bar, located in Northbridge, has a focus on cocktails but also offers a range of whiskies from around the world.

• Alabama Song - situated on James Street in Northbridge, Alabama Song is a small bar with a focus on American whiskey, as well as other drinks and a food menu.

• The Flour Factory - located on Queen Street in the CBD, The Flour Factory is a multi-level venue with a focus on gin, but they also have a range of whiskies and other drinks available.

• The Mechanics Institute - situated on Mount Hawthorn, The Mechanics Institute is a cocktail bar with a range of whiskies from around the world.

• The Standard - located in Northbridge, The Standard is a small bar with a focus on classic cocktails, but they also have a selection of whiskies available.

It's always a good idea to check with the venue directly for the most up-to-date information on opening hours prior to arrival.