Circle K Petrol and Diesel Prices
Compare petrol and diesel prices at 31 Circle K locations across the UK. Prices last updated 11:28 15/03/2026.
Unleaded (E10)
126.9p
at Centra Aghalee
Diesel
135.9p
at Centra Aghalee
Super Unleaded (E5)
144.9p
at CENTRA MALLUSK
Premium Diesel
161.9p
at CENTRA O'NEILL ROAD
Unleaded (E10)
139.0p avg
2.8p below UK average (141.8p)
Diesel
160.0p avg
2.0p below UK average (162.0p)
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 31 fuel stations across the UK, tracked by Fuel Costs UK. Circle K is one of the UK's established fuel brands with stations nationwide.
The average unleaded price across all Circle K stations is currently 139.0p per litre, which is 2.8p below the UK national average of 141.8p.
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.