Don't get pumped.
As of 6 September 2026, the cheapest LPG/Autogas in South Australia is 95.9c per litre at OTR, Evandale — versus the South Australia average of 115.4c (7.5c above the national average of 107.9c). Across 117 stations, LPG/Autogas ranges from 95.9c to 244.9c, so filling a 50-litre tank at the cheapest station saves about $9.75 over the state average. Over the past week the SA average has fallen 1.5c.
Compare LPG/Autogas across 117 stations in South Australia. Updated 09:21 PM, 06 Sep 2026.
Over the past 90 days, LPG/Autogas in South Australia has averaged 114.3c per litre, peaking at 121.4c on 12 June and bottoming out at 110.9c on 17 June — a range of 10.5c. Over the past week the SA average has fallen 1.5c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $5.25.
| Month | Average LPG/Autogas |
|---|---|
| April 2026 | 114.1c |
| May 2026 | 114.9c |
| June 2026 | 115.9c |
| July 2026 | 113.7c |
| August 2026 | 112.7c |
The cheapest LPG/Autogas price in South Australia right now is 95.9c per litre, across 117 stations tracked. The cheapest suburb right now is St Marys at a 99.9c average across 2 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 115.4c saves $9.75. See the live cheapest-stations list on this page for the exact station, address and suburb. Prices update twice daily from the official state government feed, so the cheapest station can change between the morning and afternoon updates — check again before you drive.
The current South Australia average for LPG/Autogas is 115.4c per litre — 7.5c above the national average of 107.9c. Prices at individual stations range from 95.9c to 244.9c, a spread of 149.0c that shows how much shopping around can save. Over the past week the SA average has fallen 1.5c. Petrolmate computes this average from every station reporting LPG/Autogas in South Australia via the official government price feed, refreshed twice daily.
Solo is currently the cheapest brand for LPG/Autogas in South Australia at 102.8c per litre average across 3 stations. The gap between the cheapest brand (Solo, 102.8c) and the priciest in our list (Shell, 135.0c) is 32.2c per litre — about $16.10 per 50-litre tank. Brand averages are recalculated twice daily from official price data, so the cheapest brand can change with the price cycle.
Over the past 90 days, LPG/Autogas in South Australia has averaged 114.3c per litre, peaking at 121.4c on 12 June and bottoming out at 110.9c on 17 June — a range of 10.5c. Over the past week the SA average has fallen 1.5c. Monthly averages for the past half-year are published in the table on this page. All figures come from official South Australia government price reporting, aggregated daily by Petrolmate.