Don't get pumped.
As of 20 October 2026, the cheapest Diesel in Queensland is 255.5c per litre at Solo, Mount Isa — versus the Queensland average of 280.6c (2.1c below the national average of 282.7c). Across 281 stations, Diesel ranges from 255.5c to 348.9c, so filling a 50-litre tank at the cheapest station saves about $12.55 over the state average. Over the past week the QLD average has fallen 5.5c.
Compare Diesel across 281 stations in Queensland. Updated 10:22 AM, 20 Oct 2026.
Over the past 88 days, Diesel in Queensland has averaged 260.7c per litre, peaking at 315.4c on 7 October and bottoming out at 215.6c on 24 July — a range of 99.8c. Over the past week the QLD average has fallen 5.5c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $49.90.
| Month | Average Diesel |
|---|---|
| April 2026 | 267.5c |
| May 2026 | 244.8c |
| June 2026 | 216.8c |
| July 2026 | 224.3c |
| August 2026 | 244.4c |
| September 2026 | 266.3c |
| October 2026 | 286.3c |
The cheapest Diesel price in Queensland right now is 255.5c per litre, across 281 stations tracked. The cheapest suburb right now is South Toowoomba at a 266.9c average across 2 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 280.6c saves $12.55. 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 Queensland average for Diesel is 280.6c per litre — 2.1c below the national average of 282.7c. Prices at individual stations range from 255.5c to 348.9c, a spread of 93.4c that shows how much shopping around can save. Over the past week the QLD average has fallen 5.5c. Petrolmate computes this average from every station reporting Diesel in Queensland via the official government price feed, refreshed twice daily.
Solo is currently the cheapest brand for Diesel in Queensland at 267.1c per litre average across 3 stations. The gap between the cheapest brand (Solo, 267.1c) and the priciest in our list (BP, 280.4c) is 13.3c per litre — about $6.65 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 88 days, Diesel in Queensland has averaged 260.7c per litre, peaking at 315.4c on 7 October and bottoming out at 215.6c on 24 July — a range of 99.8c. Over the past week the QLD average has fallen 5.5c. Monthly averages for the past half-year are published in the table on this page. All figures come from official Queensland government price reporting, aggregated daily by Petrolmate.