Cheapest unleaded
167.7p
Fuel prices in SA4 today, 4 November 2026
Live petrol and diesel prices at 9 stations in the SA4 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
194.7p
Avg unleaded (SA4)
172.8p
Avg diesel (SA4)
200.6p
9 fuel stations in the SA4 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 167.7p at Asda up to 194.9p, a 27.2p gap across SA4, so it pays to check before you fill up. On average SA4 is 2.1p dearer than the UK as a whole.
Asda
Heol Y Mynydd, Gorseinon
SA4 4BZ
Toilets
Unleaded167.7p
Diesel194.7p
Murco
Merco, Glebe Road, Loughor, Swansea
SA4 6SR
Air · Toilets
Unleaded168.9p
Diesel196.9p
Murco
South View Garage, Gorseinon Road, Gorseinon, Abertawe
SA4 4DQ
Car wash · Air
Unleaded169.9p
Diesel194.9p
Esso
Swansea Road, Swansea
SA4 9AQ
Price last reported 24 Sept
24 hours · Air · Water · Toilets
Unleaded169.9p
Diesel199.9p
Pontarddulais Service Station
12A St. Teilo Street, Pontarddulais, Abertawe
SA4 8TH
Price last reported 16 Sept
Air · Water
Unleaded169.9p
Diesel199.9p
Tesco
Tidal Reach, Pontarddulais, Abertawe
SA4 8TA
24 hours · Car wash · Air · Water · Toilets
Unleaded169.9p
Diesel197.9p
Esso
62 Bryn-Y-Mor Rd, Swansea
SA4 3EZ
Air · Water
Unleaded170.9p
Diesel199.9p
Esso
J49 M4 Motorway, Llanedi
SA4 0FU
24 hours · Toilets · AdBlue pump
Unleaded172.9p
Diesel199.9p
BP
Swansea Service Area, M4 J47, Swansea
SA4 9GT
24 hours · Air · Water · Toilets · AdBlue pump
Unleaded194.9p
Diesel219.9p
Data updated 2 hours ago.
Cheapest fuel in SA4: quick answers
Where is the cheapest petrol in SA4?
The cheapest unleaded in the SA4 postcode area right now is 167.7p per litre at Asda, HEOL Y MYNYDD, GORSEINON. The SA4 average is 172.8p.
Where is the cheapest diesel in SA4?
The lowest diesel price in SA4 is currently 194.7p per litre at Asda, HEOL Y MYNYDD, GORSEINON.