Cheapest fuel in Cardiff.
19 forecourts tracked within 7 miles of the city centre, from the government’s Fuel Finder feed.
Feed refreshed 18 Oct 2026, 07:44 (UK time). Check each station’s update time before travelling.
Cardiff average · Unleaded E10
173.6p0.6p under average nationally
Cardiff against the national average
Ten cheapest unleaded forecourts in Cardiff
Ten cheapest diesel forecourts in Cardiff
About fuel prices in Cardiff
Fuelr compares reported petrol and diesel prices at forecourts in Cardiff and the surrounding area where prices are available. Prices come directly from the UK Government’s Fuel Finder dataset and refresh daily.
Compare the listed prices before choosing a supermarket or branded forecourt. The cheapest station can change with the fuel grade and location. These averages describe the stations in our feed within 7 miles of the city centre; they are not a guarantee that every local station is covered.
To narrow this to your own area, search a postcode on the homepage and set a radius.