The cheaper fuel trend will continue in Perth on Saturday with unleaded and diesel prices falling.

Petrol will dip as low as $1.61 per litre on Saturday after dropping below $1.70 for the first time in more than a month on Wednesday.

Unleaded prices will average at $1.81 in the Perth metro area, while the diesel average will plunge to $2.48, down from Friday’s $2.52.

Burk in Beckenham will have the cheapest fuel for $1.61 and diesel for $2.19.

United and Vibe servos, meanwhile, will be selling fuel for the lowest average of $1.75.

7-Eleven and Caltex on the other hand will have the most expensive fuel, both selling for more than $1.80.

Regional centres, excluding Esperance selling for $1.93, will have cheaper fuel on Saturday, with the average in Albany, Bunbury and Busselton all about $1.79.

Geraldton and Kalgoorlie will average about $1.80 while Karratha and Port/South Hedland remains in the $2 per litre range.

Where to find the cheapest unleaded fuel in Perth on WednesdayBurk Cannington, 161.3Burk Oakford, 163.3Liberty Landsdale, 165.3Liberty Beckenham, 165.5Burk Landsdale, 167.3Vibe Oakford Truckstop, 167.7Vibe Ascot, 168.5Costco Casuarina, 168.7Costco Perth Airport, 168.7Metro Wangara, 168.9