Live · Unleaded · inc VAT
Petrol & diesel prices in Cardiff
Daily average pump prices in Cardiff, aggregated from every reporting forecourt in the Government's fuel open-data scheme · updated 2026-09-26.
Today's average prices in Cardiff
Unleaded173.3p168.9-181.9p-0.8p vs UK+1.9p vs last week
Diesel198.7p192.9-205.9p-0.4p vs UK+3.2p vs last week
Super Unleaded188.5p176.9-204.9p-2.1p vs UK+1.6p vs last week
Premium Diesel215.4p203.9-225.9p-1.7p vs UK+2.3p vs last week
About these averages
Each figure is the mean pump price across every forecourt in Cardiff that reports to the UK Government's statutory Fuel Finder open-data scheme, refreshed daily from 77 unleaded price reports.
Averages hide big local spreads - supermarket forecourts are often 4-6p cheaper than motorway services. Use the live map to find the cheapest pump on your actual route, or see national trends on Insights.
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