Current Fuel Prices in London
As of 30 March 2026, petrol prices in London have reached an average of 148.8p per litre for unleaded and 176.5p per litre for diesel. These figures align exactly with the UK-wide averages, suggesting that fuel costs are consistent across different regions of the country.
How London Compares to the UK Average
The current prices in London match the national average, which means there’s no significant difference between the cost of fuel here and elsewhere in the UK. However, it's always a good idea to keep an eye on local variations, as they can sometimes diverge slightly due to regional factors.
Cheapest Places to Buy Fuel in London
Finding affordable petrol or diesel isn’t impossible in London, even though the city is known for its high costs. Supermarkets such as Asda, Tesco, Sainsbury’s, and Morrisons typically offer fuel at lower prices than branded stations. You can usually expect to save between 3p and 5p per litre by shopping at these supermarket chains.
Tips for Saving on Fuel in London
There are several ways to reduce your overall expenditure on fuel without compromising on quality or safety:
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Loyalty Schemes: Many supermarkets offer loyalty points that can be redeemed for discounts on fuel. Make sure you’re signed up and taking advantage of these deals.
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Fuel Cards: If you drive a lot as part of your work, consider using a fuel card designed specifically for businesses. These cards often come with significant savings over regular petrol stations.
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Efficient Driving Habits: Simple changes in how you drive can have a big impact on fuel efficiency. Accelerate gently and maintain steady speeds to avoid frequent stops and starts. Also, make sure your tyres are inflated correctly and remove any roof racks or heavy items that aren’t necessary for the journey.
Why Fuel Prices Vary Across London
Fuel prices in London can vary due to several factors:
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Competition: Areas with more petrol stations tend to have slightly lower fuel costs because of competition.
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Distance from Refineries: The further a station is from a refinery, the higher its fuel prices might be. Stations closer to refineries benefit from cheaper supply chains.
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Motorway Premiums: Fuel tends to cost more at motorway service stations due to higher overhead costs and location convenience for drivers.
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Urban vs Rural Differences: Urban areas like central London often see higher fuel prices compared to rural outskirts, where there’s less competition and fewer overhead expenses.
You do not need to pay for fuel price comparison - this information is free. For the most up-to-date figures, check
DESNZ weekly road fuel prices (Gov.uk).