Petrol Prices in Swansea: Cheapest Fuel Today
Live fuel prices at Swansea stations — sorted cheapest first. Updated daily from official UK Government data.
The cheapest petrol in Swansea today is 144.7p per litre, with an average price of 158.3p/L across 143 of 144 total stations, 0.6p below the UK average of 158.9p/L. B7 diesel starts from 155.9p/L (avg 181.8p across 141 stations). All prices are sourced from the UK Government Fuel Finder scheme and updated daily as of 29 July 2026.
Petrol prices in Swansea are tracked across 143 stations, giving drivers an up-to-date view of local fuel costs. Standard unleaded (E10) is currently available from 144.7p per litre at the cheapest forecourt, with a city-wide average of 158.3p.
B7 diesel in Swansea starts from 155.9p per litre, averaging 181.8p across 141 stations. At the cheapest forecourt, diesel is currently 11.2p per litre more expensive than standard petrol.
Supermarket forecourts — Asda, Tesco, Sainsbury's, and Morrisons — tend to offer the lowest prices in Swansea and are typically 3–8p per litre cheaper than branded stations such as BP, Shell, and Esso. For drivers filling up weekly, consistently choosing the cheapest local forecourt can save upwards of £100 per year without any change to routine.
Swansea sits within Wales. Drivers in neighbouring areas such as Cardiff and Bristol can also compare live prices for their nearest stations using the links below.
For national trends and weekly movement across the UK, see our fuel price insights.
Prices updated:
Cheapest Premium Diesel Stations in Swansea
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Popular Fuel Brands in Swansea
Fuel prices in Swansea — FAQ
- What is the cheapest petrol in Swansea?
- Search live prices to find the cheapest petrol in Swansea.
- How often are Swansea fuel prices updated?
- Swansea fuel prices are updated daily from official UK Government data on PetrolPricesNearYou. The data comes from the UK Government Fuel Finder scheme, which requires retailers to publish their prices daily.
Fuel prices near Swansea
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