Petrol and Diesel Prices in Llanelli

Compare petrol and diesel prices at 9 petrol stations in Llanelli. Prices last updated 14:12 26/06/2026.

Petrol (E10)

146.9p

at LEWIS RETAIL DREFACH LTD

Diesel (B7)

155.9p

at LEWIS RETAIL DREFACH LTD

Super Unleaded (E5)

158.9p

at LLANELLI EXTRA - PETROL FILLING STATION

Premium Diesel

169.9p

at NTS LLANELLI SERVICE STATION

Llanelli vs UK Average

Unleaded (E10)

150.0p avg

2.1p below UK average (152.1p)

Diesel

164.0p avg

5.0p below UK average (169.0p)

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

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

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 150.0p per litre, which is 2.1p below the UK national average of 152.1p.

The cheapest unleaded petrol in Llanelli right now is 146.9p at LEWIS RETAIL DREFACH LTD. The cheapest diesel is 155.9p at LEWIS RETAIL DREFACH LTD.

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.