Diesel prices in Llanelli

Compare current diesel (B7) across 13 Llanelli forecourts. Check the lowest listed price, local average and map before choosing where to fill up.

Lowest listed diesel forecourt in Llanelli

194.9p/l

Lowest listed diesel price in Llanelli

NLewis Retail Drefach Ltd5.1 mi from Llanelli centre

Directions Station details

Diesel local average: 197.2p/l
Local forecourts: 13
UK comparison: Below

Prices checked 20 Oct 2026, 08:50

Live local prices

Current diesel prices in Llanelli

13 current diesel (B7) prices from 13 Llanelli forecourts listed as stocking diesel.

Prices checked 20 Oct 2026, 08:50. Individual rows show when that forecourt price was reported.

Current diesel prices in Llanelli. Ranked by Diesel (B7) price.
Forecourt	Postcode and report	Diesel(B7), selected ranking	Distancefrom Llanelli centre	Opening times	Actions
1NLewis Retail Drefach LtdNisa	SA14 7BAReported 12 Oct 2026, 08:55	194.9pCheapest	Distance: 5.1 mi	Hours vary by dayMonday: 06:00 - 22:00; Tuesday: 06:00 - 22:00; Wednesday: 06:00 - 22:00; Thursday: 06:00 - 22:00; Friday: 06:00 - 22:00; Saturday: 06:00 - 22:00; Sunday: 07:00 - 21:00; Bank holidays: 07:00 - 21:00	Details
2MSandy RoadMurco	SA15 4DWReported 19 Oct 2026, 15:58	195.9p	Distance: 3.5 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
3Asda Pontyates Express PetrolAsda	SA15 5TRReported 15 Oct 2026, 15:13	195.9p	Distance: 4.1 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
4Mfg Morrisons LlanelliMorrisons	SA14 9UZReported 16 Oct 2026, 22:05	196.7p	Distance: 3.2 mi	06:00 - 22:00 dailyMonday - Sunday: 06:00 - 22:00; Bank holidays: 06:00 - 22:00	Details
5Asda Llanelli Murray Street SupercentreAsda	SA15 1BXReported 2 Oct 2026, 21:37	196.7p	Distance: 3.4 mi	Hours vary by dayMonday: 07:00 - 21:00; Tuesday: 07:00 - 21:00; Wednesday: 07:00 - 21:00; Thursday: 07:00 - 21:00; Friday: 07:00 - 21:00; Saturday: 07:00 - 21:00; Sunday: 10:00 - 18:00; Bank holidays: 09:00 - 18:00	Details
6VMfg PantegValero	SA15 3TFReported 14 Oct 2026, 23:15	196.9p	Distance: 2.2 mi	06:00 - 23:00 dailyMonday - Sunday: 06:00 - 23:00; Bank holidays: 06:00 - 23:00	Details
7Nts Llanelli Service StationEsso	SA15 1QDReported 13 Oct 2026, 09:59	196.9p	Distance: 2.9 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
8Vst Bryn Gelli ServicesTexaco	SA14 9ADReported 11 Oct 2026, 22:56	196.9p	Distance: 2.9 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
9Llanelli Extra - Petrol Filling StationTesco	SA14 9UYReported 2 Oct 2026, 17:08	196.9p	Distance: 3.4 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
10VAscona Gorslas Service StationValero	SA14 7LWReported 19 Oct 2026, 08:08	197.7p	Distance: 6.3 mi	06:00 - 22:00 dailyMonday - Sunday: 06:00 - 22:00; Bank holidays: 06:00 - 22:00	Details
11VMfg Cross HandsValero	SA14 6RRReported 17 Oct 2026, 23:52	197.9p	Distance: 5.9 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
12Dafen Service StationIndependent forecourt	SA14 8NSReported 16 Sept 2026, 10:52	199.9p	Distance: 2.5 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details
13Rontec Cross HandsEsso	SA14 6RDReported 18 Sept 2026, 12:40	199.9p	Distance: 5.3 mi	Open 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hours	Details

Showing the first 10 of 13 forecourts

How to read this page

About diesel prices in Llanelli

Coverage, freshness and comparison scope matter as much as the headline price.

Llanelli has 13 forecourts listed as stocking diesel (B7), with current prices available from 13. The table ranks forecourts by current diesel (B7) price, with distance and station name used to order equal or unavailable prices. Station status, distance and update freshness remain visible for comparison.

This page focuses on Diesel (B7) using official UK Fuel Finder data, local averages, regional benchmarks and UK average comparisons where coverage is available.

Thirty-day evidence

Thirty-day diesel (B7) price trend

Thirty-day diesel (B7) trends, local comparisons and potential savings from official UK Fuel Finder data.

201p198p194p

Average price

197.2p/l

20 Sept to 19 Oct

30-day low: 189.9p/l
30-day high: 199.9p/l
Movement (30 days): +2.3p/l
Volatility: Low

Jerry's diesel trend read

Diesel in Llanelli rose 1.4p/l, from 195.8p/l on 20 September to 197.2p/l on 19 October. The rise was not continuous: prices fell 1p/l from 6 October to 11 October before moving higher again. Llanelli's current average is 1.9p/l below the UK average. Daily movement volatility is low.

Consistency, not just today's lowest

A consistently competitive diesel forecourt

This recommendation requires at least 21 completed reporting days and a current price no higher than the local average.

Asda Llanelli Murray Street Supercentre

196.7p/l today

0.5p/l below Llanelli average today

Near cheapest: Within 1p on 17 of 30 days
Daily cheapest: Cheapest on 13 of 30 days
Average gap: 1.7p/l average gap
Evidence: 30 of 30 days reported

Directions Station details

Asda Llanelli Murray Street Supercentre stayed within 1p/l of the daily cheapest diesel price on 17 of 30 reported days, averaging 1.7p/l above the daily cheapest price.

Price choice

Potential diesel savings

Cheapest versus average is the practical comparison. Cheapest versus highest is the maximum listed difference, not a guaranteed saving.

Current local price range

5p/l

194.9p/l cheapest, 199.9p/l highest

Cheapest versus local average: £1.26 less than the local average on a 55-litre fill
Cheapest versus highest: £2.75 maximum listed difference on a 55-litre fill

Comparing current diesel prices in Llanelli can avoid paying up to 5p/l more than the cheapest listed price.

Diesel (B7) compared with nearby locations

Ranked by current average diesel price. Llanelli is highlighted so the local baseline remains easy to find.

Gorseinon has the lowest nearby average shown at 192.8p; it is 4.4p/l cheaper than Llanelli.

Local market evidence

Diesel market in this location

Distribution, station consistency and forecourt type provide different evidence. None is treated as a guarantee of the next pump price.

Price distribution

194.9p to 196.2p3 stations

196.2p to 197.4p6 stations

197.4p to 198.7p2 stations

198.7p to 199.9p2 stations

The largest group of reporting diesel forecourts in Llanelli sits in the 196.2p to 197.4p range.

Cheapest station consistency

Supermarkets and other forecourts

Supermarkets: 196.6p/l
Major brands: 197.4p/l
Independent forecourts: 197.4p/l

Named local evidence: Tesco, Asda, Morrisons, Esso.

Where value persists

Diesel brand reliability over 30 days

Historical claims render only when the documented reporting thresholds are met.

Diesel brand reliability over 30 days
Brand	Stations	30-day average	Average gap	Cheapest presence	Below local average
Asda	2 stations	196.5p/l	2.6p/l	13 of 30 days	78%
Esso	2 stations	198.1p/l	4.2p/l	2 of 30 days	40%
Valero	3 stations	199.1p/l	5.2p/l	0 of 30 days	13%

Asda had the smallest 30-day average gap to the daily cheapest diesel price at 2.6p/l, with a cheapest station present on 13 of 30 days.

Areas with the cheapest diesel in Llanelli

1Drefach1 reporting, 1 below average194.9p/l
2Pont-iets1 reporting, 1 below average195.9p/l
3Sandy1 reporting, 1 below average195.9p/l
4Halfway1 reporting, 1 below average196.7p/l
5Wern1 reporting, 1 below average196.7p/l

Good to know

Fuel price FAQs for Llanelli

Use the current local evidence to choose a forecourt, compare nearby places and understand how coverage and freshness affect the figures.

Where is the cheapest diesel (B7) in Llanelli today?

The cheapest listed diesel (B7) price in Llanelli is 194.9p/l at Lewis Retail Drefach Ltd. Check the table before travelling because distance, opening status and recent updates can affect the best choice.

How are Llanelli diesel (B7) forecourts ranked?

Forecourts are ranked by their current diesel (B7) price first. If prices are tied or unavailable, the table uses distance and station name. Use the forecourt comparison to sort and inspect the current results.

Are diesel (B7) prices in Llanelli below the UK average?

Diesel is below the UK average by 1.9p/l. These comparisons use current location averages and the latest benchmark data available to the page.

How recent are the Llanelli fuel prices on this page?

Prices checked 20 Oct 2026, 08:50. Individual prices can remain unchanged between checks until a retailer reports a price change.

Why do some Llanelli forecourts not show a current diesel (B7) price?

A forecourt can be listed when it is known to stock diesel (B7), even if there is not a current reported price available for that fuel. The price table keeps those stations visible but prioritises forecourts with current prices.

Should I compare nearby locations before filling up in Llanelli?

Nearby comparisons currently show Pontarddulais at 198.9p/l, 1.7p/l more expensive than Llanelli, Burry Port at 195.9p/l, 1.3p/l cheaper than Llanelli and Gorseinon at 192.8p/l, 4.4p/l cheaper than Llanelli. Compare Pontarddulais, Burry Port, Gorseinon and Killay.

How can I compare fuel prices around my current location?

Use cheapest diesel near me for a distance-led comparison based on your current position.

Built on real fuel-price data

Prices are sourced from the UK Government Fuel Finder scheme. Prices checked 20 Oct 2026, 08:50. See how we qualify and compare prices

Retailer reporting target: 30 minutes