Cheapest petrol near SL3
Cheapest petrol in SL3, Slough
Updated 28 August 2026. Prices from the official Fuel Finder open data, refreshed twice a day.
The cheapest petrol near SL3 right now is 158.9p at Asda Slough Superstore, SL1 9LA. Typical petrol across the 43 forecourts within five miles is 162.9p a litre and diesel 185.9p. The spread here is 3.0p a litre, which is £1.65 on a 55 litre tank, so where you fill up matters.
Cheapest petrol near SL3 today
Cheapest diesel near SL3 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 SL3
How much is petrol in SL3 today?
The typical petrol price within five miles of SL3 is 162.9p a litre as of 10:00 on 28 August 2026, and the cheapest we can see is 158.9p at Asda Slough Superstore, SL1 9LA. That is about £89.59 for a 55 litre tank at the typical price.
Where is the cheapest petrol near SL3?
Right now the lowest price near SL3 is 158.9p at Asda Slough Superstore, SL1 9LA. Supermarket forecourts are usually close behind. Enter your full postcode in the search for the exact forecourts around you.
How much is diesel in SL3?
Typical diesel within five miles of SL3 is 185.9p a litre, and the cheapest is 180.9p at Sainsbury's Staines, TW18 3AP.
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.