Petrol and Diesel Prices in Swansea
Compare petrol and diesel prices at 23 petrol stations in Swansea. Prices last updated 20:52 11/11/2026.
Petrol (E10)
161.9p
at NTS KILLAY SERVICE STATION
Diesel (B7)
194.7p
at ASDA SWANSEA SUPERSTORE
Super Unleaded (E5)
173.9p
at SWANSEA PONTARDAWE SUPERSTORE - PETROL FILLING STATION
Premium Diesel
212.9p
at NTS KILLAY SERVICE STATION
Unleaded (E10)
167.0p avg
0.7p below UK average (167.7p)
Diesel
198.0p avg
1.0p above UK average (197.0p)
Price History in Swansea
See how fuel prices have changed over time with interactive charts and analysis.
Click any column header to sort. Prices shown in pence per litre.
Stations within a few miles of Swansea — worth the short drive for cheaper fuel.
Swansea currently has 23 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Swansea today is 167.0p per litre, which is 0.7p below the UK national average of 167.7p.
The cheapest unleaded petrol in Swansea right now is 161.9p at NTS KILLAY SERVICE STATION. The cheapest diesel is 194.7p at ASDA SWANSEA SUPERSTORE.
Fuel prices in Swansea are sourced from the UK Government's CMA Fuel Finder scheme and updated every 4 minutes. We recommend comparing prices before filling up, as prices can vary significantly between stations even within the same town.