Costco Fuel Prices in South Australia
As of 22 July 2026, Costco sells Unleaded Petrol in South Australia from 162.7c per litre across 1 stations, averaging 162.7c — 15.2c below the South Australia average of 177.9c. The cheapest Costco Unleaded right now is 162.7c at Costco Blair Athol.
Compare Costco prices across 1 stations in South Australia. Updated 12:11 AM, 22 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)
162.7c
Average Unleaded Petrol
Cheapest Costco Unleaded Petrol in South Australia
182.7c
Average Premium Unleaded 98
Cheapest Costco Premium Unleaded 98 in South Australia
Costco in South Australia Insights
- Costco is 15.2c cheaper than the South Australia average.
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