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Cheapest premium unleaded (E5) in Llanelli
6 stations reporting premium unleaded (E5), ranked cheapest first.
The cheapest reported premium unleaded (E5) in Llanelli is £8.31 a gallon (182.9p per litre) at Tesco, Tesco Stores Ltd, Trostre Retail Park, Llanelli (SA14 9UY). The average across 6 forecourts currently reporting this grade is £8.68 a gallon (190.9p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £4.00 on a 50-litre fill. That local average is 1.1p per litre below the UK average of 192.0p.
The average is unchanged since yesterday. The average is unchanged since last week.
Prices last refreshed at 11:31pm on 18 October 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Llanelli Extra - Petrol Filling Station (SA14 9UY)24hTesco Stores Ltd, Trostre Retail Park, Llanelli | £7.86172.9p | £8.95196.9p | £8.31182.9p | ---- | 55 mins ago |
 Vst Bryn Gelli Services (SA14 9AD)24hVst Bryn Gelli Services, Gelli Road, Llanelli | £7.86172.9p | £8.95196.9p | £8.63189.9p | ---- | 55 mins ago |
 Mfg Morrisons Llanelli (SA14 9UZ)24hPemberton Retail Park, Llanelli, Carmarthenshire | £7.81171.7p | £8.94196.7p | £8.63189.9p | ---- | 55 mins ago |
 Nts Llanelli Service Station (SA15 1QD)24h1, Capel Isaf Road, Llanelli, SA15 1QD, Llanelli | £7.86172.9p | £8.95196.9p | £8.68190.9p | £9.77214.9p | 55 mins ago |
| Rontec Cross Hands (SA14 6RD)24hCross Hands, Llanelli, Dyfed | £7.86172.9p | £9.09199.9p | £8.72191.9p | £9.95218.9p | 55 mins ago |
| Dafen Service Station (SA14 8NS)24hDafen Service Station Ltd, Dafen Service Station, Industrial Estate, Dafen, Llanelli | £8.00175.9p | £9.09199.9p | £9.09199.9p | £9.82215.9p | 55 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting premium unleaded (E5) appear here.
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Questions about premium unleaded (E5) in Llanelli
- Where is the cheapest premium unleaded (E5) in Llanelli?
- The cheapest reported premium unleaded (E5) in Llanelli is 182.9p per litre at Tesco, Tesco Stores Ltd, Trostre Retail Park, Llanelli (SA14 9UY). The average across 6 forecourts reporting this grade is 190.9p per litre. Prices were last refreshed at 11:31pm on 18 October 2026 from official UK Government fuel price data.
- How many stations in Llanelli sell premium unleaded (E5)?
- 6 forecourts in Llanelli currently report a price for premium unleaded (E5) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.