Costco Fuel Prices in South Australia

As of 5 September 2026, Costco sells Unleaded Petrol in South Australia from 192.7c per litre across 1 stations, averaging 192.7c — 15.6c below the South Australia average of 208.3c. The cheapest Costco Unleaded right now is 192.7c at Costco Blair Athol.

Compare Costco prices across 1 stations in South Australia. Updated 10:03 AM, 05 Sep 2026.

South Australia data source: Petrolmate sources South Australian prices via SA's Informed Sources real-time platform, the state's official live pricing feed. We sync at 6am and 12pm ACDT.
Unleaded Petrol (192.7c)
Premium Unleaded 98 (212.7c)

Costco in South Australia Insights

Costco by Suburb

Blair Athol (193c)

Compare Brands in South Australia

BrandAvg ULPStations
U-Go197.5c5
Solo198.7c12
X Convenience201.4c46
United202.4c36
Liberty204.1c15
Caltex206.0c28
AM/PM206.2c17
OTR206.4c166

Related Pages

Costco Nationally South Australia All Brands ULP in South Australia Diesel in South AustraliaCostco in New South WalesCostco in VictoriaCostco in QueenslandCostco in Western Australia