Cheapest petrol near SO40
Cheapest petrol in SO40, Southampton
Updated 28 August 2026. Prices from the official Fuel Finder open data, refreshed twice a day.
The cheapest petrol near SO40 right now is 155.9p at Costco Wholesale Southampton, SO15 8TA. Typical petrol across the 16 forecourts within five miles is 165.4p a litre and diesel 187.9p. The spread here is 11.0p a litre, which is £6.05 on a 55 litre tank, so where you fill up matters.
Cheapest petrol near SO40 today
Cheapest diesel near SO40 today
Every price is the forecourt's own submission to the Fuel Finder scheme, ranked green for the cheapest through to red for the dearest within five miles of the district centre. Enter your full postcode on the home page for the exact forecourts around you, or set a free alert for when the price near you drops.
Common questions about petrol in SO40
How much is petrol in SO40 today?
The typical petrol price within five miles of SO40 is 165.4p a litre as of 10:00 on 28 August 2026, and the cheapest we can see is 155.9p at Costco Wholesale Southampton, SO15 8TA. That is about £90.97 for a 55 litre tank at the typical price.
Where is the cheapest petrol near SO40?
Right now the lowest price near SO40 is 155.9p at Costco Wholesale Southampton, SO15 8TA. Supermarket forecourts are usually close behind. Enter your full postcode in the search for the exact forecourts around you.
How much is diesel in SO40?
Typical diesel within five miles of SO40 is 187.9p a litre, and the cheapest is 176.9p at Costco Wholesale Southampton, SO15 8TA.
How current are these prices?
Forecourts must report a change to the official Fuel Finder scheme within 30 minutes, and this page is rebuilt twice a day. It was last updated at 10:00 on 28 August 2026.