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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 10:31am on 25 August 2026.

The cheapest reported unleaded petrol (E10) in Portsmouth is £7.27 a gallon (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 £7.37 a gallon (162.2p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £1.15 on a 50-litre fill. That local average is 0.6p per litre above the UK average of 161.6p.

The average is unchanged since yesterday. The average has fallen 0.4p per litre since last week.

Prices last refreshed at 10:31am on 25 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 154.7p and 161.7p per litre. The Portsmouth average has held steady over the past week.

Unleaded Prices

Unleaded (E10)

Highest
£7.54/gal165.9p/L
Average
£7.37/gal162.2p/L
Lowest
£7.27/gal159.9p/L

Diesel Prices

Diesel (B7)

Highest
£8.63/gal189.9p/L
Average
£8.34/gal183.4p/L
Lowest
£8.13/gal178.9p/L

Premium Unleaded Prices

Premium Unleaded (E5)

Highest
£8.63/gal189.9p/L
Average
£8.16/gal179.6p/L
Lowest
£7.77/gal170.9p/L

Super Diesel Prices

Super Diesel (SDV)

Highest
£9.54/gal209.9p/L
Average
£9.31/gal204.9p/L
Lowest
£9.00/gal197.9p/L

All forecourts in Portsmouth

13 forecourts in Portsmouth, with live prices and full addresses. Showing 1 to 13.

Cheapest unleaded e10All Saints Service Station

BP, All Saints Self Service, Commercial Road, Portsmouth · PO1 4BU

Directions
£7.27 per gallon, 159.9 pence per litre

Diesel B7

£8.27 per gallon, 181.9 pence per litre

Premium E5

£7.95 per gallon, 174.9 pence per litre

Super Diesel

£9.04 per gallon, 198.9 pence per litre
Sainsbury's logo
Sainsburys Farlington

Fitzherbert Road, Portsmouth · PO6 1RR

Directions
£7.27 per gallon, 159.9 pence per litre

Diesel B7

£8.13 per gallon, 178.9 pence per litre

Premium E5

£7.81 per gallon, 171.9 pence per litre
Tesco logo
Portsmouth Extra - Petrol Filling Station

Tesco Stores Ltd, Clement Attlee Way, Portsmouth · PO6 4SR

Directions
£7.27 per gallon, 159.9 pence per litre

Diesel B7

£8.13 per gallon, 178.9 pence per litre

Premium E5

£7.77 per gallon, 170.9 pence per litre
Asda logo
Asda Portsmouth

The Bridge Shopping Centre, Somers Road North, Portsmouth, Hampshire · PO1 1SL

Directions
£7.31 per gallon, 160.7 pence per litre

Diesel B7

£8.26 per gallon, 181.7 pence per litre
Tesco logo
Fratton Extra - Petrol Filling Station

Fratton Way, Portsmouth · PO4 8FD

Usually cheapest 10am to 3pm, priciest 5pm to 10pm here

Directions
£7.31 per gallon, 160.9 pence per litre

Diesel B7

£8.27 per gallon, 181.9 pence per litre

Premium E5

£7.77 per gallon, 170.9 pence per litre
EG On the Move logo
Eg Hayling Island Pfs

258 Havant Road, Hayling Island, Portsmouth, Hampshire · PO11 0LP

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

Directions
£7.36 per gallon, 161.9 pence per litre

Diesel B7

£8.27 per gallon, 181.9 pence per litre

Premium E5

£8.27 per gallon, 181.9 pence per litre
Sainsbury's logo
Sainsburys Waterlooville

Hambledon Road, Waterlooville, Portsmouth · PO7 7UL

Directions
£7.36 per gallon, 161.9 pence per litre

Diesel B7

£8.22 per gallon, 180.9 pence per litre

Premium E5

£7.91 per gallon, 173.9 pence per litre
Esso logo
Mfg North End

Kingston Road, Portsmouth, Hampshire · PO2 7DZ

Directions
£7.41 per gallon, 162.9 pence per litre

Diesel B7

£8.45 per gallon, 185.9 pence per litre

Premium E5

£8.18 per gallon, 179.9 pence per litre

Super Diesel

£9.09 per gallon, 199.9 pence per litre
Esso logo
Copnor Esso Express

241 Copnor RD, Portsmouth · PO3 5EE

Directions
£7.41 per gallon, 162.9 pence per litre

Diesel B7

£8.36 per gallon, 183.9 pence per litre

Premium E5

£8.09 per gallon, 177.9 pence per litre

Super Diesel

£9.00 per gallon, 197.9 pence per litre
BP logo
Easternroad Service Station

Eastern Road Service Station, Eastern Road, Portsmouth · PO3 6QB

Directions
£7.41 per gallon, 162.9 pence per litre

Diesel B7

£8.31 per gallon, 182.9 pence per litre

Premium E5

£8.31 per gallon, 182.9 pence per litre

Super Diesel

£9.22 per gallon, 202.9 pence per litre
Shell logo
Shell Victory

Kettering Terrace, Portsmouth, Hampshire · PO2 7SB

Directions
£7.45 per gallon, 163.9 pence per litre

Diesel B7

£8.54 per gallon, 187.9 pence per litre

Premium E5

£8.63 per gallon, 189.9 pence per litre

Super Diesel

£9.54 per gallon, 209.9 pence per litre
Shell logo
Shell Farlington

Eastern Road, Portsmouth, Hampshire · PO6 1UW

Directions
£7.50 per gallon, 164.9 pence per litre

Diesel B7

£8.54 per gallon, 187.9 pence per litre

Premium E5

£8.63 per gallon, 189.9 pence per litre

Super Diesel

£9.54 per gallon, 209.9 pence per litre
Shell logo
Shell Bastion

London Road, Portsmouth, Hampshire · PO2 9RR

Directions
£7.54 per gallon, 165.9 pence per litre

Diesel B7

£8.63 per gallon, 189.9 pence per litre

Premium E5

£8.63 per gallon, 189.9 pence per litre

Super Diesel

£9.77 per gallon, 214.9 pence per litre

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

Sainsburys Farlington

Fitzherbert Road, Portsmouth

178.9p/L

By fuel grade in Portsmouth

Cheapest unleaded petrol (E10) in PortsmouthCheapest diesel (B7) in PortsmouthCheapest premium unleaded (E5) in PortsmouthCheapest super diesel in Portsmouth24-hour petrol stations in Portsmouth

Nearby areas

Petrol prices in SouthseaPetrol prices in HavantPetrol prices in WaterloovillePetrol prices in GosportPetrol prices in EmsworthPetrol prices in FarehamPetrol prices in RydePetrol prices in Chichester

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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 162.2p per litre (approx. £7.37/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 183.4p per litre (approx. £8.34/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 Bastion (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.