4 of the 10 stations in Llanelli report a Petrol (Unleaded) price; the other 6 publish no petrol (unleaded) figure.
2 of the 10 stations in Llanelli report a Diesel price; the other 8 publish no diesel figure.
All 8,142 UK forecourts were checked at 16:07 (Europe/London) under the statutory fuel price scheme; each card above shows when that station last changed its price.
See all 10 stations in LlanelliPetrol (Unleaded) in Llanelli costs from 169.9p to 172.9p a litre right now, 171.6p on average across 4 stations. Diesel in Llanelli costs from 195.9p to 196.7p a litre right now, 196.3p on average across 2 stations.The cheapest is Murco - LLANELLI, 3.8 km from the centre. Latest price change here: 15:05 (Europe/London).
Diesel in Llanelli is up 0.5p compared with a week ago, measured on the 10 stations that reported a price on both days.
UK average: the national average on our UK page, from the Fuel Finder reading of 21 Oct 2026, 16:07 UK time.
A 55-litre fill-up at the cheapest station in Llanelli instead of the dearest one, and instead of the city average.
Supermarket forecourts in Llanelli: Morrisons.
Calculated from the same live prices as the station table below — 10 stations in Llanelli, at the update time shown above.
| Station | |||||
|---|---|---|---|---|---|
|
1
Murco - LLANELLI
Murco · SA15 4DW
|
3.8 km | 195.9p | 169.9p | — | — |
|
2
Morrisons - LLANELLI
Morrisons · SA14 9UZ
|
3.1 km | 196.7p | 171.7p | — | — |
|
3
Asda Llanelli Murray Street Supercentre - LLANELLI
Asda Llanelli Murray Street Supercentre · SA15 1BX
|
3.4 km | — | — | — | — |
|
4
Dafen Service Station - LLANELLI
Dafen Service Station · SA14 8NS
|
2.0 km | — | — | — | — |
|
5
Esso - LLANELLI
Esso · SA14 6RD
|
10.6 km | — | — | — | — |
|
6
Esso Llanelli - LLANELLI
Esso Llanelli · SA15 1QD
|
2.6 km | — | — | 190.9p | 214.9p |
|
7
Nisa Local Drefach - LLANELLI
Nisa Local Drefach · SA14 7BA
|
10.3 km | — | — | — | — |
|
8
Tesco - LLANELLI
Tesco · SA14 9UY
|
3.3 km | — | — | — | — |
|
9
Texaco - LLANELLI
Texaco · SA14 9AD
|
2.8 km | — | 172.9p | — | — |
|
10
Valero - PANTEG
Valero · SA15 3TF
|
1.5 km | — | 171.9p | — | — |
2026-09-22: 190.5p 2026-10-21: 196.7p
Diesel is up 0.5p versus 7 days ago (10 stations with prices on both days).
Tracked continuously: 10 of 10 stations · 2026-09-22 to 2026-10-21
| Brand | From | Average | Stations |
|---|---|---|---|
| Murco | 195.9p | 195.9p | 1 |
| Morrisons | 196.7p | 196.7p | 1 |
Llanelli itself has 10 petrol stations with live prices tracked on fuel-prices.eu. Including the towns within roughly 10 km, the total rises to 49 stations. Data comes from the UK official fuel price data scheme.
The cheapest diesel in Llanelli at the latest check is 195.9p a litre at Murco - LLANELLI. Prices in nearby towns are often lower — use the +2 / +5 / +10 km filter above to compare.
The average diesel price in Llanelli is 196.3p a litre, 2.6p below the national average of 198.9p. The UK average is the one on our UK page, from the Fuel Finder reading of 21 Oct 2026, 16:07 UK time.
The cheapest petrol in Llanelli at the latest check is 169.9p a litre at Murco - LLANELLI, 3.8 km from the city centre. It is 1.7p below the Llanelli average of 171.6p across the 4 stations we track in the city.
No. Supermarket forecourts in Llanelli (Morrisons) average 196.7p a litre for diesel across 1 stations, against 195.9p at the other 1 stations — 0.8p more expensive.
Prices are updated daily from the UK official fuel price data scheme (retailer price feeds published under the government fuel-finder initiative).
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Prices are collected from the UK official fuel price data scheme — the open price feeds published by major retailers under the government fuel-finder initiative — and refreshed daily. Prices are indicative and may differ at the pump. See also: live map of the UK · all live markets.
Contains public sector information licensed under the Open Government Licence v3.0. Source: DESNZ Fuel Finder · Report an error in the data.