Costco Fuel Prices in South Australia

As of 20 July 2026, Costco sells Unleaded Petrol in South Australia from 162.7c per litre across 1 stations, averaging 162.7c — 13.3c below the South Australia average of 176.0c. The cheapest Costco Unleaded right now is 162.7c at Costco Blair Athol.

Compare Costco prices across 1 stations in South Australia. Updated 03:16 PM, 20 Jul 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 (162.7c)
Premium Unleaded 98 (182.7c)

Costco in South Australia Insights

Costco by Suburb

Blair Athol (163c)

Compare Brands in South Australia

BrandAvg ULPStations
U-Go165.0c5
Solo166.9c11
United169.1c35
X Convenience170.4c48
AM/PM172.8c16
OTR172.8c166
Liberty173.1c16
Caltex173.1c30

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