Live prices
Cheapest petrol and diesel prices in Portsmouth
13 forecourts tracked in Portsmouth (13 reporting unleaded (E10), 13 reporting diesel (B7), 12 reporting premium (E5), 7 reporting super diesel). Prices last refreshed at 6:03pm on 19 August 2026.
The cheapest reported unleaded petrol (E10) in Portsmouth is 159.9p per litre at All Saints Service Station, BP, All Saints Self Service, Commercial Road, Portsmouth. The average across 13 forecourts currently reporting this grade is 162.4p per litre, so choosing the cheapest rather than an average-priced forecourt saves about £1.25 on a 50-litre fill. That local average is 1.1p per litre above the UK average of 161.3p.
The average has fallen 0.1p per litre since yesterday. The average has fallen 0.6p per litre since last week.
Prices last refreshed at 6:03pm on 19 August 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
Over the past 4 weeks the cheapest unleaded in Portsmouth has ranged between 150.9p and 161.7p per litre. The Portsmouth average has fallen 0.5p a litre over the past week.
Unleaded Prices
Unleaded (E10)
- Highest
- 165.9p/lapprox. £7.54/gal
- Average
- 162.4p/lapprox. £7.38/gal
- Lowest
- 159.9p/lapprox. £7.27/gal
Diesel Prices
Diesel (B7)
- Highest
- 188.9p/lapprox. £8.59/gal
- Average
- 183.3p/lapprox. £8.33/gal
- Lowest
- 178.9p/lapprox. £8.13/gal
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- 189.9p/lapprox. £8.63/gal
- Average
- 179.9p/lapprox. £8.18/gal
- Lowest
- 171.9p/lapprox. £7.81/gal
Super Diesel Prices
Super Diesel (SDV)
- Highest
- 199.9p/lapprox. £9.09/gal
- Average
- 199.9p/lapprox. £9.09/gal
- Lowest
- 197.9p/lapprox. £9.00/gal
All forecourts in Portsmouth
13 forecourts in Portsmouth, with live prices and full addresses. Showing 1 to 13.
BP, All Saints Self Service, Commercial Road, Portsmouth · PO1 4BU
Directions159.9p/L
approx. £7.27/gal
Diesel B7
181.9p
approx. £8.27/gal
Premium E5
174.9p
approx. £7.95/gal
Super Diesel
198.9p
approx. £9.04/gal
Diesel B7
178.9p
approx. £8.13/gal
Premium E5
171.9p
approx. £7.81/gal
The Bridge Shopping Centre, Somers Road North, Portsmouth, Hampshire · PO1 1SL
Usually cheapest midnight to 5am, priciest 9pm to midnight here
Directions160.7p/L
approx. £7.31/gal
Diesel B7
181.7p
approx. £8.26/gal
258 Havant Road, Hayling Island, Portsmouth, Hampshire · PO11 0LP
Usually cheapest 2am to 7am, priciest 7pm to midnight here
Directions161.9p/L
approx. £7.36/gal
Diesel B7
181.9p
approx. £8.27/gal
Premium E5
181.9p
approx. £8.27/gal
Tesco Stores Ltd, Clement Attlee Way, Portsmouth · PO6 4SR
Usually cheapest 2am to 7am, priciest 7pm to midnight here
Directions161.9p/L
approx. £7.36/gal
Diesel B7
179.9p
approx. £8.18/gal
Premium E5
172.9p
approx. £7.86/gal
Fratton Way, Portsmouth · PO4 8FD
Usually cheapest midnight to 5am, priciest 5pm to 10pm here
Directions161.9p/L
approx. £7.36/gal
Diesel B7
181.9p
approx. £8.27/gal
Premium E5
171.9p
approx. £7.81/gal
Diesel B7
180.9p
approx. £8.22/gal
Premium E5
174.9p
approx. £7.95/gal
Eastern Road Service Station, Eastern Road, Portsmouth · PO3 6QB
Usually cheapest midnight to 5am, priciest 8pm to midnight here
Directions162.9p/L
approx. £7.41/gal
Diesel B7
182.9p
approx. £8.31/gal
Premium E5
182.9p
approx. £8.31/gal
Super Diesel
202.9p
approx. £9.22/gal
Diesel B7
185.9p
approx. £8.45/gal
Premium E5
179.9p
approx. £8.18/gal
Super Diesel
199.9p
approx. £9.09/gal
Diesel B7
183.9p
approx. £8.36/gal
Premium E5
177.9p
approx. £8.09/gal
Super Diesel
197.9p
approx. £9.00/gal
Diesel B7
185.9p
approx. £8.45/gal
Premium E5
189.9p
approx. £8.63/gal
Super Diesel
199.9p
approx. £9.09/gal
Diesel B7
187.9p
approx. £8.54/gal
Premium E5
189.9p
approx. £8.63/gal
Super Diesel
199.9p
approx. £9.09/gal
London Road, Portsmouth, Hampshire · PO2 9RR
Usually cheapest 2am to 7am, priciest 4pm to 9pm here
Directions165.9p/L
approx. £7.54/gal
Diesel B7
188.9p
approx. £8.59/gal
Premium E5
189.9p
approx. £8.63/gal
Super Diesel
199.9p
approx. £9.09/gal
Search near Portsmouth
Ask the fuel analyst
Answers come straight from recorded official price data, refreshed every 30 minutes.
Cheapest reported unleaded
All Saints Service Station
BP, All Saints Self Service, Commercial Road, Portsmouth
159.9p/L
Cheapest reported diesel
Sainsbury's
Fitzherbert Road, Portsmouth
178.9p/L
By fuel grade in Portsmouth
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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 Portsmouth
- What is the average petrol price in Portsmouth?
- The average unleaded (E10) petrol price in Portsmouth is currently 162.4p per litre (approx. £7.38/gal), based on live data from 13 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.
- What is the average diesel price in Portsmouth?
- The average diesel (B7) price in Portsmouth is currently 183.3p per litre (approx. £8.33/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
- Which is the cheapest petrol station in Portsmouth?
- All Saints Service Station at BP, All Saints Self Service, Commercial Road, Portsmouth currently has the cheapest reported unleaded petrol in Portsmouth at 159.9p per litre (approx. £7.27/gal). Prices change regularly, so check this page for the latest.
- Which is the most expensive petrol station in Portsmouth?
- According to official UK government fuel price data, Shell (PO2 9RR) currently has the highest reported unleaded (E10) price in Portsmouth at 165.9p per litre (approx. £7.54/gal). Prices are refreshed every 30 minutes, so this can change through the day.
- How do I find the cheapest fuel near Portsmouth?
- 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.