Cheapest fuel prices, trends and insights across Australia
Cheapest U91 Fuel Prices in Mount Gambier, SA Today
As of 5 April 2026, the cheapest U91 in Mount Gambier, SA is 223.50 c/L at OTR Mount Gambier East. Average across 16 stations is 227.60 c/L – down 13.4 cents over the past two weeks.
Prices from South Australia Government, updated every 15 minutes.
Cheapest U91 stations in Mount Gambier
Top 16 of 16 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 U91 in Mount Gambier?
The cheapest U91 in Mount Gambier, SA is 223.50 cents per litre at OTR Mount Gambier East, 1 Ramsay Ave.
When is the best day to buy fuel in Mount Gambier?
Based on the past 4 weeks, Tuesdays tend to have the cheapest U91 prices in Mount Gambier, averaging 238.80 c/L. Sundays tend to be the most expensive at 251.60 c/L – a difference of 12.8 cents.
How many petrol stations are in Mount Gambier?
FuelTrack tracks 16 stations selling U91 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 8 fuel brands in Mount Gambier including Independent, Reddy Express, BP, Pearl Energy, Mobil, United, APCO, Ampol. 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.