Circle K Petrol and Diesel Prices
Compare petrol and diesel prices at 44 Circle K locations across the UK. Prices last updated 09:20 14/09/2026.
SupermarketPetrol (E10)
152.9p
at Mace Sion Mills
Diesel (B7)
164.9p
at Lustys Centra Larne Old Glenarm Road
Super Unleaded (E5)
159.9p
at BALLYNESS SERVICE STATION
Premium Diesel
187.9p
at BALLYNESS SERVICE STATION
Unleaded (E10)
166.0p avg
3.7p below UK average (169.7p)
Diesel
186.0p avg
5.7p below UK average (191.7p)
Circle K Price History
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.
Circle K operates 44 fuel stations across the UK, tracked by FuelCosts.co.uk. As a supermarket fuel retailer, Circle K typically offers some of the most competitive fuel prices in the country.
The average unleaded price across all Circle K stations is currently 166.0p per litre, which is 3.7p below the UK national average of 169.7p.
All Circle K prices on this page are sourced from official UK government data via the CMA Fuel Finder scheme and updated every 4 minutes.