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Cheapest Premium Diesel Fuel Prices in Mount Gambier, SA Today
As of 6 April 2026, the cheapest Premium Diesel in Mount Gambier, SA is 297.50 c/L at Matthews Petroleum. Average across 11 stations is 307.50 c/L – up 21.4 cents over the past two weeks.
Prices from South Australia Government, updated every 15 minutes.
Cheapest Premium Diesel stations in Mount Gambier
Top 11 of 11 stations, sorted by price.
Cheapest suburbs in Mount Gambier
Lowest station price per suburb right now.
Fuel prices by type
7 fuel types available in Mount Gambier.
Frequently asked questions
Where is the cheapest Premium Diesel in Mount Gambier?
The cheapest Premium Diesel in Mount Gambier, SA is 297.50 cents per litre at Matthews Petroleum, 7 O'Leary Road.
When is the best day to buy fuel in Mount Gambier?
Based on the past 4 weeks, Wednesdays tend to have the cheapest Premium Diesel prices in Mount Gambier, averaging 297.60 c/L. Saturdays tend to be the most expensive at 307.10 c/L – a difference of 9.5 cents.
How many petrol stations are in Mount Gambier?
FuelTrack tracks 11 stations selling Premium Diesel in Mount Gambier, SA. The area has 7 fuel types available, including LPG, E10, U91, U95.
What petrol brands are in Mount Gambier?
There are 6 fuel brands in Mount Gambier including BP, Pearl Energy, Mobil, Ampol, Independent, United. Compare prices across all brands to find the cheapest fuel.
Prices from South Australia Government. View all South Australia suburbs. Compare fuel prices across Australia.