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Cheapest petrol and diesel prices in Flintshire

2 forecourts tracked in Flintshire (2 reporting unleaded (E10), 2 reporting diesel (B7), 2 reporting premium (E5), 2 reporting super diesel). Prices last refreshed at 11:02am on 20 September 2026.

The cheapest reported unleaded petrol (E10) in Flintshire is £7.81 a gallon (171.9p per litre) at Esso, Halkyn Road, Flintshire. The average across 2 forecourts currently reporting this grade is £8.16 a gallon (179.4p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £3.75 on a 50-litre fill. That local average is 6.9p per litre above the UK average of 172.5p.

The average is unchanged since yesterday. The average has risen 1.5p per litre since last week.

Prices last refreshed at 11:02am on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.

At 171.9p per litre, the cheapest unleaded in Flintshire is the highest we have recorded here in 4 weeks. The Flintshire average has risen 1.5p a litre over the past week.

Unleaded Prices

Unleaded (E10)

Highest
£8.50/gal186.9p/L
Average
£8.16/gal179.4p/L
Lowest
£7.81/gal171.9p/L

Diesel Prices

Diesel (B7)

Highest
£9.13/gal200.9p/L
Average
£9.11/gal200.4p/L
Lowest
£9.09/gal199.9p/L

Premium Unleaded Prices

Premium Unleaded (E5)

Highest
£9.77/gal214.9p/L
Average
£9.22/gal202.9p/L
Lowest
£8.68/gal190.9p/L

Super Diesel Prices

Super Diesel (SDV)

Highest
£10.22/gal224.9p/L
Average
£10.11/gal222.4p/L
Lowest
£10.00/gal219.9p/L

All forecourts in Flintshire

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

Esso logo
Cheapest unleaded e10Asda Treffynnon Express Petrol

Halkyn Road, Flintshire · CH8 7SG

Usually cheapest midnight to 5am, priciest 7pm to midnight here

Directions
£7.81 per gallon, 171.9 pence per litre

Diesel B7

£9.13 per gallon, 200.9 pence per litre

Premium E5

£8.68 per gallon, 190.9 pence per litre

Super Diesel

£10.00 per gallon, 219.9 pence per litre
Shell logo
Shell Co-op Northop Hall

Expressway, Flintshire, Cheshire · CH7 6HF

Usually cheapest midnight to 5am, priciest 7pm to midnight here

Directions
£8.50 per gallon, 186.9 pence per litre

Diesel B7

£9.09 per gallon, 199.9 pence per litre

Premium E5

£9.77 per gallon, 214.9 pence per litre

Super Diesel

£10.22 per gallon, 224.9 pence per litre

Search near Flintshire

Ask the fuel analyst

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

Cheapest reported unleaded

Esso

Halkyn Road, Flintshire

171.9p/L

Cheapest reported diesel

Shell

Expressway, Flintshire, Cheshire

199.9p/L

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

Questions about fuel prices in Flintshire

What is the average petrol price in Flintshire?
The average unleaded (E10) petrol price in Flintshire is currently 179.4p per litre (approx. £8.16/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 Flintshire?
The average diesel (B7) price in Flintshire is currently 200.4p per litre (approx. £9.11/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
Which is the cheapest petrol station in Flintshire?
Esso at Halkyn Road, Flintshire currently has the cheapest reported unleaded petrol in Flintshire at 171.9p per litre (approx. £7.81/gal). Prices change regularly, so check this page for the latest.
Which is the most expensive petrol station in Flintshire?
According to official UK government fuel price data, Shell Co-op Northop Hall (CH7 6HF) currently has the highest reported unleaded (E10) price in Flintshire at 186.9p per litre (approx. £8.50/gal). Prices are refreshed every 30 minutes, so this can change through the day.
How do I find the cheapest fuel near Flintshire?
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.