Compare petrol and diesel prices at stations in Llanelli, Wales. Updated every 15 minutes.
As of 3 August 2026, the average price of petrol (E10) in Llanelli is 162.1p per litre — 1.2p above the UK average of 160.9p. The cheapest petrol in Llanelli today is 149.9p at CHIVERS CORNER GARAGE, and diesel (B7) averages 179.3p (cheapest 164.9p).
Fuel prices in Llanelli can differ by 10p a litre or more between forecourts just a few minutes apart, so a quick comparison can save you real money on every fill-up. This page shows up-to-date petrol, diesel and EV charging prices across Llanelli, Wales, with the cheapest stations highlighted. All prices update every 15 minutes from official UK sources. You can also compare fuel prices in nearby Swansea, Carmarthen, Neath.
Live E10 unleaded prices at the nearest forecourts · updated every 15 minutes
#1CHIVERS CORNER GARAGE149.9p#2PONTARDDULAIS SUPERSTORE - PETROL FILLING STATION149.9p#3KNELSTON SERVICE STATION151.9p#4CK Foodstores156.9p#5SOUTHVIEW SERVICE STATION157.9p#6ASDA GORSEINON SUPERSTORE159.7p#7ASDA LLANELLI MURRAY STREET SUPERCENTRE159.7p#8SANDY ROAD159.9p#9MFG MORRISONS LLANELLI159.9p#10NTS LLANELLI SERVICE STATION159.9p#11VST BRYN GELLI SERVICES159.9p#12LLANELLI EXTRA - PETROL FILLING STATION160.9pLive B7 diesel prices at the nearest forecourts · updated every 15 minutes
#1KNELSTON SERVICE STATION164.9p#2CHIVERS CORNER GARAGE164.9p#3PONTARDDULAIS SUPERSTORE - PETROL FILLING STATION167.9p#4SOUTHVIEW SERVICE STATION173.9p#5ASDA LLANELLI MURRAY STREET SUPERCENTRE176.7p#6NTS LLANELLI SERVICE STATION176.9p#7VST BRYN GELLI SERVICES176.9p#8CK Foodstores176.9p#9MFG MORRISONS LLANELLI176.9p#10LLANELLI EXTRA - PETROL FILLING STATION176.9p#11RONTEC CROSS177.9p#12KIDWELLY SERVICE STATION177.9pFinding cheapest fuel in Llanelli...
As of 3 August 2026, petrol (E10) in Llanelli averages 162.1p per litre and diesel (B7) about 179.3p. Prices refresh every 15 minutes from the UK Government Fuel Finder scheme.
The cheapest petrol in Llanelli right now is 149.9p per litre at Chivers Corner Garage. The live list above ranks every nearby forecourt by price.
Petrol in Llanelli averages 162.1p, about 1.2p above the UK average of 160.9p — comparing forecourts matters even more here.
Stations with live prices in and around Llanelli include Chivers Corner Garage, Pontarddulais Superstore - Petrol Filling Station, Knelston Service Station, CK Foodstores, Southview Service Station and more — see the full ranked list above, or open the live map for every forecourt with today's prices.