Petrol and Diesel Prices in Llanelli

Compare petrol and diesel prices at 9 petrol stations in Llanelli. Prices last updated 16:56 26/09/2026.

Petrol (E10)

171.9p

at LLANELLI EXTRA - PETROL FILLING STATION

Diesel (B7)

194.7p

at ASDA LLANELLI MURRAY STREET SUPERCENTRE

Super Unleaded (E5)

181.9p

at LLANELLI EXTRA - PETROL FILLING STATION

Premium Diesel

209.9p

at NTS LLANELLI SERVICE STATION

Llanelli vs UK Average

Unleaded (E10)

173.0p avg

1.1p below UK average (174.1p)

Diesel

197.0p avg

2.0p below UK average (199.0p)

Price History in Llanelli

See how fuel prices have changed over time with interactive charts and analysis.

View Price Trends Compare Brands

9 Stations

Click any column header to sort. Prices shown in pence per litre.

Nearby Fuel Stations

Stations within a few miles of Llanelli — worth the short drive for cheaper fuel.

Petrol Stations in Llanelli

LLANELLI EXTRA - PETROL FILLING STATIONTESCO SANDY ROADMURCO LEWIS RETAIL DREFACH LTDNISA LOCAL DREFACH ASDA LLANELLI MURRAY STREET SUPERCENTREASDA VST BRYN GELLI SERVICESTEXACO NTS LLANELLI SERVICE STATIONESSO Llanelli RONTEC CROSS HANDSESSO MFG MORRISONS LLANELLIMORRISONS Dafen Service StationDafen Service Station

About Fuel Prices in Llanelli

Llanelli currently has 9 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Llanelli today is 173.0p per litre, which is 1.1p below the UK national average of 174.1p.

The cheapest unleaded petrol in Llanelli right now is 171.9p at LLANELLI EXTRA - PETROL FILLING STATION. The cheapest diesel is 194.7p at ASDA LLANELLI MURRAY STREET SUPERCENTRE.

Fuel prices in Llanelli 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.