Petrol and Diesel Prices in Cardiff
Compare petrol and diesel prices at 23 petrol stations in Cardiff. Prices last updated 15:28 26/06/2026.
Petrol (E10)
145.9p
at RONTEC PENRHOS
Diesel (B7)
161.9p
at RONTEC PENRHOS
Super Unleaded (E5)
156.9p
at CARDIFF EXTRA - PETROL FILLING STATION
Premium Diesel
179.9p
at Tivoli Service Station
Unleaded (E10)
150.0p avg
2.0p below UK average (152.0p)
Diesel
166.0p avg
3.0p below UK average (169.0p)
Price History in Cardiff
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 Cardiff — worth the short drive for cheaper fuel.
Cardiff currently has 23 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Cardiff today is 150.0p per litre, which is 2.0p below the UK national average of 152.0p.
The cheapest unleaded petrol in Cardiff right now is 145.9p at RONTEC PENRHOS. The cheapest diesel is 161.9p at RONTEC PENRHOS.
Fuel prices in Cardiff 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.