Cheapest Petrol Prices in Llanelli
Last updated: · 20 stations tracked
Cheapest Petrol (E10)
153.7p
per litre · avg 157.72p
Cheapest Diesel (B7)
174.9p
per litre · avg 261.28p
Compare live petrol and diesel prices across 20 fuel stations in Llanelli. Prices are sourced from the UK Government's official fuel price database and updated every hour. The cheapest petrol in Llanelli today is 153.7p per litre, available at ASDA GORSEINON SUPERSTORE.
Supermarket forecourts — including Tesco, Asda, and Sainsbury's — typically offer the lowest prices in Llanelli. Motorway services and branded stations (BP, Shell, Esso) often charge a premium. Use the table below to find the best deal near you.
Fuel Station Prices in Llanelli
| Station | Unleaded (E10) | Diesel (B7) | Super Unleaded | Premium Diesel |
|---|---|---|---|---|
| ASDA LLANELLI MURRAY STREET SUPERCENTRE | 154.7p | 179.7p | — | — |
| NTS LLANELLI SERVICE STATION | 155.9p | 179.9p | 170.9p | 194.9p |
| LLANELLI EXTRA - PETROL FILLING STATION | 154.9p | 176.9p | 163.9p | — |
| MFG MORRISONS LLANELLI | 154.9p | 176.9p | 169.9p | — |
| MFG PANTEG | 157.9p | 177.9p | 175.9p | 199.9p |
| Dafen Service Station | 154.9p | 174.9p | 174.9p | 192.9p |
| VST BRYN GELLI SERVICES | 154.9p | 176.9p | 181.9p | — |
| CHIVERS CORNER GARAGE | 159.9p | 176.9p | 179.9p | — |
| CK Foodstores | 155.9p | 177.9p | — | — |
| Herons Way Service Station | 157.9p | 179.9p | 176.9p | 198.9p |
| GOWERTON ESSO EXPRESS | 157.9p | 181.9p | 172.9p | 195.9p |
| ASDA GORSEINON SUPERSTORE | 153.7p | 176.7p | — | — |
| PONTARDDULAIS SUPERSTORE - PETROL FILLING STATION | 158.9p | 181.9p | 168.9p | — |
| ASDA PONTYATES EXPRESS PETROL | 157.9p | 176.9p | — | — |
| Pontarddulais Service Station | 154.9p | 174.9p | 174.9p | 192.9p |
| Murco | — | 1819p | — | — |
| SOUTHVIEW SERVICE STATION | 153.9p | 177.9p | 173.9p | — |
| ASDA PONT ABRAHAM EXPRESS PETROL | 180.9p | 199.9p | — | — |
| RONTEC CROSS | 156.9p | 178.9p | — | 197.9p |
| MFG DUNVANT | 159.9p | 179.9p | 179.9p | 199.9p |
Frequently Asked Questions
What is the cheapest petrol price in Llanelli?
The cheapest petrol in Llanelli is currently 153.7p per litre as of 5 June 2026. The average across all stations is 157.72p.
Which supermarket has the cheapest fuel in Llanelli?
Tesco, Asda, and Sainsbury's supermarket forecourts typically offer the lowest fuel prices in Llanelli. Check the price table above to compare all stations including branded and independent retailers.
How often are fuel prices updated for Llanelli?
Prices are updated hourly from the UK Government's mandatory fuel price reporting scheme, which requires all fuel retailers with 6 or more sites to submit prices every 30 minutes.