What is the average petrol price in Cardiff Bay?

The average unleaded (E10) petrol price in Cardiff Bay is currently 169.9p per litre (approx. £7.72/gal), based on live data from 1 forecourt reporting this grade. Prices are updated every 30 minutes from official UK government data.

What is the average diesel price in Cardiff Bay?

The average diesel (B7) price in Cardiff Bay is currently 192.9p per litre (approx. £8.77/gal). This is based on live data from forecourts in the area, updated every 30 minutes.

Which is the cheapest petrol station in Cardiff Bay?

Morrisons at International Drive, Cardiff Bay, Cardiff currently has the cheapest reported unleaded petrol in Cardiff Bay at 169.9p per litre (approx. £7.72/gal). Prices change regularly, so check this page for the latest.

How do I find the cheapest fuel near Cardiff Bay?

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 Cardiff Bay

1 forecourt tracked in Cardiff Bay (1 reporting unleaded (E10), 1 reporting diesel (B7), 1 reporting premium (E5)). Prices last refreshed at 3:01pm on 19 September 2026.

The cheapest reported unleaded petrol (E10) in Cardiff Bay is £7.72 a gallon (169.9p per litre) at Morrisons, International Drive, Cardiff Bay, Cardiff. That local average is 2.6p per litre below the UK average of 172.5p.

The average is unchanged since yesterday. The average has risen 4.0p per litre since last week.

Prices last refreshed at 3:01pm on 19 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.

At 169.9p per litre, the cheapest unleaded in Cardiff Bay is the highest we have recorded here in 4 weeks. The Cardiff Bay average has risen 4.0p a litre over the past week.

Unleaded Prices

Unleaded (E10)

Highest: £7.72/gal169.9p/L
Average: £7.72/gal169.9p/L
Lowest: £7.72/gal169.9p/L

Diesel Prices

Diesel (B7)

Highest: £8.77/gal192.9p/L
Average: £8.77/gal192.9p/L
Lowest: £8.77/gal192.9p/L

Premium Unleaded Prices

Premium Unleaded (E5)

Highest: £8.45/gal185.9p/L
Average: £8.45/gal185.9p/L
Lowest: £8.45/gal185.9p/L

Super Diesel Prices

Super Diesel (SDV)

Not enough current price data.

All forecourts in Cardiff Bay

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1 forecourt in Cardiff Bay, with live prices and full addresses. Showing 1 to 1.

Cheapest unleaded e10Mfg Morrisons Cardiff Bay

International Drive, Cardiff Bay, Cardiff · CF11 0JP

Usually cheapest midnight to 5am, priciest 11pm to midnight here

Directions

Diesel B7

Premium E5

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

Cheapest reported unleaded

Morrisons

International Drive, Cardiff Bay, Cardiff

169.9p/L

Cheapest reported diesel

Morrisons

International Drive, Cardiff Bay, Cardiff

192.9p/L

By fuel grade in Cardiff Bay

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

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 Cardiff Bay

What is the average petrol price in Cardiff Bay?: The average unleaded (E10) petrol price in Cardiff Bay is currently 169.9p per litre (approx. £7.72/gal), based on live data from 1 forecourt reporting this grade. Prices are updated every 30 minutes from official UK government data.
What is the average diesel price in Cardiff Bay?: The average diesel (B7) price in Cardiff Bay is currently 192.9p per litre (approx. £8.77/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
Which is the cheapest petrol station in Cardiff Bay?: Morrisons at International Drive, Cardiff Bay, Cardiff currently has the cheapest reported unleaded petrol in Cardiff Bay at 169.9p per litre (approx. £7.72/gal). Prices change regularly, so check this page for the latest.
How do I find the cheapest fuel near Cardiff Bay?: 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.