Petrol and Diesel Prices in Cardiff
Compare petrol and diesel prices at 23 petrol stations in Cardiff. Prices last updated 16:10 26/09/2026.
Petrol (E10)
170.9p
at ASDA CARDIFF BAY SUPERSTORE
Diesel (B7)
194.9p
at ASDA CARDIFF BAY SUPERSTORE
Super Unleaded (E5)
181.9p
at CARDIFF EXTRA - PETROL FILLING STATION
Premium Diesel
207.9p
at Tivoli Service Station
Unleaded (E10)
174.0p avg
In line with UK average (174.1p)
Diesel
199.0p avg
In line with UK average (199.0p)
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 174.0p per litre, which is in line with the UK national average of 174.1p.
The cheapest unleaded petrol in Cardiff right now is 170.9p at ASDA CARDIFF BAY SUPERSTORE. The cheapest diesel is 194.9p at ASDA CARDIFF BAY SUPERSTORE.
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.