Cheapest Petrol & Diesel in Llanelli Today

Prices updated 21 minutes ago

Cheapest Petrol

154.7p

per litre

Cheapest Diesel

176.9p

per litre

Save up to £2.60 on petrol · £1.50 on diesel on a full tank vs the priciest local station

UK avg petrol today: 159.4p · Llanelli is 2.9p below the national average

Avg. Fuel Prices

Petrol Diesel

Showing the 12 cheapest petrol stations in Llanelli. For cheapest diesel, super unleaded, or to search from your exact address, use the postcode search.

ASDA LLANELLI MURRAY STREET SUPERCENTRE

MURRAY STREET, LLANELLI, SA15 1BX

● Closed Sunday: 10:00–18:00

Petrol 154.7p per litre

Diesel 179.7p per litre

LLANELLI EXTRA - PETROL FILLING STATION

TESCO STORES LTD, TROSTRE RETAIL PARK, LLANELLI, SA14 9UY

● Open 24 hrs

Petrol 154.9p per litre

Diesel 178.9p per litre

Super 163.9p per litre

MFG MORRISONS LLANELLI

PEMBERTON RETAIL PARK, LLANELLI, SA14 9UZ

● Open Sunday: 06:00–22:00

Petrol 155.9p per litre

Diesel 177.9p per litre

Super 169.9p per litre

NTS LLANELLI SERVICE STATION

1, CAPEL ISAF ROAD, LLANELLI, SA15 1QD, LLANELLI, SA15 1QD

● Open 24 hrs

Petrol 155.9p per litre

Diesel 179.9p per litre

Super 170.9p per litre

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VST BRYN GELLI SERVICES

VST BRYN GELLI SERVICES, GELLI ROAD, LLANELLI, SA14 9AD

● Open 24 hrs

Petrol 155.9p per litre

Diesel 179.9p per litre

Super 181.9p per litre

Dafen Service Station

DAFEN SERVICE STATION LTD, DAFEN SERVICE STATION, INDUSTRIAL ESTATE, DAFEN, LLANELLI, SA14 8NS

● Open 24 hrs

Petrol 156.9p per litre

Diesel 176.9p per litre

Super 174.9p per litre

MFG PANTEG

PANTEG ROAD, PANTEG, SA15 3TF

● Open Sunday: 06:00–23:00

Petrol 157.9p per litre

Diesel 179.9p per litre

Super 175.9p per litre

CHIVERS CORNER GARAGE

CHURCH ROAD, BURRY PORT, SA16 0BS

● Closed Sunday: 07:30–20:00

Petrol 159.9p per litre

Diesel 178.9p per litre

Super 179.9p per litre

Average prices by brand in Llanelli

Brand	Petrol	Diesel	Stations
1. AS Asda Cheapest	154.7p	179.7p	1
2. TE Tesco	154.9p	178.9p	1
3. ES Esso	155.9p	179.9p	1
4. MO Morrisons	155.9p	177.9p	1
5. TE Texaco	156.9p	179.9p	2
6. DA Dafen Service Station	156.9p	176.9p	1
7. MU Murco	159.9p	178.9p	1

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About fuel prices in Llanelli

There are currently 8 petrol stations reporting live prices within 4 miles of Llanelli, with the cheapest petrol today at 154.7p per litre at ASDA LLANELLI MURRAY STREET SUPERCENTRE. The local average of 156.5p is 2.9p below the UK national average of 159.4p. Choosing the cheapest station over the most expensive could save you up to £2.60 on petrol and £1.50 on diesel on a full tank.

Supermarket forecourts in the area include Asda, Tesco and Morrisons — these tend to offer the most competitive prices and are a good first stop for budget-conscious drivers.

Prices are sourced directly from fuel retailers via the UK Government Fuel Finder API and refreshed every 30 minutes. For hyperlocal results or a wider search radius, enter your postcode in the box above.

Also search nearby

Swansea

Frequently asked questions

How often are Llanelli fuel prices updated?: Prices are updated every 30 minutes, sourced directly from fuel retailers via the GOV.UK Fuel Finder API.
What are the average fuel prices in Llanelli right now?: Based on the 8 stations shown, average prices in Llanelli are currently:

Petrol (E10): 156.5p per litre (▼ 2.9p below UK avg)

Diesel (B7): 179.0p per litre (▼ 4.9p below UK avg)

Super Unleaded (E5): 173.9p per litre (▼ 2.5p below UK avg)
What is the cheapest supermarket petrol station in Llanelli?: Supermarkets like Tesco, Sainsbury's, Asda and Morrisons typically offer the lowest fuel prices. Check the results above — cheapest stations are shown first.
Can I report a wrong price for a station in Llanelli?: Yes — tap "Wrong price?" on any station card above to submit a correction with a photo. Verified corrections are applied within minutes.