The end of summer and the next arrival of autumn, mark a rise in the price of fuels after several weeks down and indicates a 0.2% increase in gasoline and diesel. Thus, the average diesel price is this week at 1,409 euros per liter after five weeks of declines according to data from the European Union Petroleum Bulletin (EU). And on the other hand, the average cost of gasoline also ends with several weeks down, placing the liter at 1,480 euros.
So far from 2025, gasoline has been reduced 2.6% if compared to the closing of last year (2024), and the price of diesel has also been reduced by 1.5% during this same period.
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The price of diesel falls back to 1,406 euros at this start of September
The price of gasoline takes a 180 -degree turn by playing minimums before finishing August and diesel is sold at less than 1.00 euro in these gas stations
Filling the tank in the gas station costs 3 euros less
Despite the price increase in the service stations, filling the average tank of 55 liters of diesel costs 77.5 euros (average), about 0.05 euros less than on the same dates of 2024 when the cost was 77.55 euros. On the other hand, the average gas tank could be filled for 81.4 euros, about 2.75 euros less than in 2024 when it was worth 84.15 euros.
The average diesel price is below the levels at which it was before the invasion of Ukraine by Russia, on February 22, 2022, since at that time the liter cost 1,479 euros. And diesel remains below 1,591 euros that cost at that time.
But both fuels are still below the maximums that were paid in the summer of 2022, specifically in July when the price of gasoline exceeded two euros, as well as diesel (2,141 euros and 2.1 euros respectively).
There are already 132 weeks in which diesel is cheaper than gasoline, staying as it was before the Ukraine War began, which caused the price of diesel to be higher than that of gasoline from August 2022 to February 2023.
Where to repost the cheapest gasoline this week
This is the average price, and the cost can change depending on the province or the service station in which it is going to be replaced. Thus, consulting at the electronic headquarters of the Ministry of Industry and Tourism (Geoportal), clicking in the ‘price of fuels in Spanish gas stations’ you can consult the sale price of fuels in each gas station in Spain.
The most economical gasoline this week in Spain is at the Plenergy service station located on LapisLázuli Street in the province of Córdoba where the liter costs 1,264 euros, followed by a Balenoil gas station in Barcelona in Barcelona that presents a price of 1,269 euros.

The price of diesel is 1.3 euros the liter in these gas stations
The average diesel price (diesel a) has reached 1,409 euros a liter this week, a 0.2% rise as well as gasoline. With these prices, it is more expensive to fill the deposit than last week but you can always find where to save by consulting the Geoportal data.
In them, you can see that reposting diesel comes out to 1,171 euros the liter at the Selfail Service station located on the Piles road, number 5 of the Condesa’s farmhouse, and the same is paid in Cheapoil, in Gandía. On the other hand, it is cheap to throw diesel in Massanassa, (ES Massanassa, Avenida Generalitat Valenciana, 14) where the liter and in Villarrobledo are paid at 1,179 euros and in Villarrobledo where the same is worth the same in the ES Villarrobledo.
But to be certain that it is being replaced in the most economical place, it is best to consult all the data in the following table.

Prices in Spain remain lower than the European average
The price of 95 without lead gasoline is maintained in Spain this week below the EU average, which is at 1,622 euros the liter as well as the Eurozone where 1,671 euros costs average. In the case of diesel, the price in Spain is also cheaper than the average in Europe, which is 1,527 euros and the euro zone where it costs 1,553 euros.

