Cheapest petrol near SW20
Cheapest petrol in SW20, South West London
Updated 28 August 2026. Prices from the official Fuel Finder open data, refreshed twice a day.
The cheapest petrol near SW20 right now is 156.7p at Asda Wallington Superstore, CR0 4XS. Typical petrol across the 66 forecourts within five miles is 162.9p a litre and diesel 183.9p. The spread here is 3.2p a litre, which is £1.76 on a 55 litre tank, so where you fill up matters.
Cheapest petrol near SW20 today
Cheapest diesel near SW20 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 SW20
How much is petrol in SW20 today?
The typical petrol price within five miles of SW20 is 162.9p a litre as of 10:00 on 28 August 2026, and the cheapest we can see is 156.7p at Asda Wallington Superstore, CR0 4XS. That is about £89.59 for a 55 litre tank at the typical price.
Where is the cheapest petrol near SW20?
Right now the lowest price near SW20 is 156.7p at Asda Wallington Superstore, CR0 4XS. Supermarket forecourts are usually close behind. Enter your full postcode in the search for the exact forecourts around you.
How much is diesel in SW20?
Typical diesel within five miles of SW20 is 183.9p a litre, and the cheapest is 174.7p at Asda Wallington Superstore, CR0 4XS.
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.