What is the average petrol price in Llandeilo?

The average unleaded (E10) petrol price in Llandeilo is currently 172.8p per litre (approx. £7.86/gal), based on live data from 2 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.

What is the average diesel price in Llandeilo?

The average diesel (B7) price in Llandeilo is currently 198.8p per litre (approx. £9.04/gal). This is based on live data from forecourts in the area, updated every 30 minutes.

Which is the cheapest petrol station in Llandeilo?

Texaco at A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire currently has the cheapest reported unleaded petrol in Llandeilo at 172.7p per litre (approx. £7.85/gal). Prices change regularly, so check this page for the latest.

Which is the most expensive petrol station in Llandeilo?

According to official UK government fuel price data, Llandeilo Service Station (SA19 6LU) currently has the highest reported unleaded (E10) price in Llandeilo at 172.9p per litre (approx. £7.86/gal). Prices are refreshed every 30 minutes, so this can change through the day.

How do I find the cheapest fuel near Llandeilo?

Use the search box above to enter your postcode. fuel.co.uk will show you every forecourt ranked cheapest first, with live prices updated every 30 minutes from the GOV.UK Fuel Finder.

Live prices

Cheapest petrol and diesel prices in Llandeilo

2 forecourts tracked in Llandeilo (2 reporting unleaded (E10), 2 reporting diesel (B7)). Prices last refreshed at 2:02pm on 20 September 2026.

The cheapest reported unleaded petrol (E10) in Llandeilo is £7.85 a gallon (172.7p per litre) at Texaco, A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire. The average across 2 forecourts currently reporting this grade is £7.86 a gallon (172.8p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £0.05 on a 50-litre fill. That local average is 0.3p per litre above the UK average of 172.5p.

The average is unchanged since yesterday. The average has risen 4.5p per litre since last week.

Prices last refreshed at 2:02pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.

At 172.7p per litre, the cheapest unleaded in Llandeilo is the highest we have recorded here in 4 weeks. The Llandeilo average has risen 4.5p a litre over the past week.

Unleaded Prices

Unleaded (E10)

Highest: £7.86/gal172.9p/L
Average: £7.86/gal172.8p/L
Lowest: £7.85/gal172.7p/L

Diesel Prices

Diesel (B7)

Highest: £9.04/gal198.9p/L
Average: £9.04/gal198.8p/L
Lowest: £9.03/gal198.7p/L

Premium Unleaded Prices

Premium Unleaded (E5)

Not enough current price data.

Super Diesel Prices

Super Diesel (SDV)

Not enough current price data.

All forecourts in Llandeilo

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2 forecourts in Llandeilo, with live prices and full addresses. Showing 1 to 2.

Cheapest unleaded e10Ascona Manordeilo Service Station

A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire · SA19 7BN

Usually cheapest midnight to 5am, priciest 5pm to 10pm here

Directions

Diesel B7

Llandeilo Service Station

Llandeilo Service Station, 16, Rhosmaen Street, Llandeilo · SA19 6LU

Usually cheapest midnight to 5am, priciest 3pm to 8pm here

Directions

Diesel B7

Search near Llandeilo

Ask the fuel analyst

Answers come straight from recorded official price data, refreshed every 30 minutes.

Cheapest reported unleaded

Texaco

A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire

172.7p/L

Cheapest reported diesel

Texaco

A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire

198.7p/L

By fuel grade in Llandeilo

Cheapest unleaded petrol (E10) in Llandeilo Cheapest diesel (B7) in Llandeilo Cheapest premium unleaded (E5) in Llandeilo Cheapest super diesel in Llandeilo

Nearby areas

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Prices are sourced from official UK government fuel-price data (Open Government Licence v3.0). Updated every 30 minutes.

Questions about fuel prices in Llandeilo

What is the average petrol price in Llandeilo?: The average unleaded (E10) petrol price in Llandeilo is currently 172.8p per litre (approx. £7.86/gal), based on live data from 2 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.
What is the average diesel price in Llandeilo?: The average diesel (B7) price in Llandeilo is currently 198.8p per litre (approx. £9.04/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
Which is the cheapest petrol station in Llandeilo?: Texaco at A40 Manordeilo, Llandeilo, Llandeilo, Carmarthenshire currently has the cheapest reported unleaded petrol in Llandeilo at 172.7p per litre (approx. £7.85/gal). Prices change regularly, so check this page for the latest.
Which is the most expensive petrol station in Llandeilo?: According to official UK government fuel price data, Llandeilo Service Station (SA19 6LU) currently has the highest reported unleaded (E10) price in Llandeilo at 172.9p per litre (approx. £7.86/gal). Prices are refreshed every 30 minutes, so this can change through the day.
How do I find the cheapest fuel near Llandeilo?: Use the search box above to enter your postcode. fuel.co.uk will show you every forecourt ranked cheapest first, with live prices updated every 30 minutes from the GOV.UK Fuel Finder.