Cheapest petrol near SA18
Cheapest petrol in SA18, Swansea
Updated 28 August 2026. Prices from the official Fuel Finder open data, refreshed twice a day.
The cheapest petrol near SA18 right now is 154.9p at Ammanford Superstore - Petrol Filling Station, SA18 2LR. Typical petrol across the 8 forecourts within five miles is 157.4p a litre and diesel 176.9p. The spread here is 5.0p a litre, which is £2.75 on a 55 litre tank, so where you fill up matters.
Cheapest petrol near SA18 today
Cheapest diesel near SA18 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 SA18
How much is petrol in SA18 today?
The typical petrol price within five miles of SA18 is 157.4p a litre as of 10:00 on 28 August 2026, and the cheapest we can see is 154.9p at Ammanford Superstore - Petrol Filling Station, SA18 2LR. That is about £86.57 for a 55 litre tank at the typical price.
Where is the cheapest petrol near SA18?
Right now the lowest price near SA18 is 154.9p at Ammanford Superstore - Petrol Filling Station, SA18 2LR. Supermarket forecourts are usually close behind. Enter your full postcode in the search for the exact forecourts around you.
How much is diesel in SA18?
Typical diesel within five miles of SA18 is 176.9p a litre, and the cheapest is 176.9p at Vst Pontamman Service Station, SA18 2HX.
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.