Petrol Stations in SWANSEA
Compare live petrol and diesel prices at 21 petrol stations in SWANSEA. Cheapest fuel near you, updated every 5 minutes.
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21°C
Mainly clear
Avg Unleaded
151.5p
Avg Diesel
164.8p
Cheapest Unleaded
147.9p
Cheapest Diesel
155.9p
Fuel Prices by Brand in SWANSEA
All Stations in SWANSEA
SWANSEA CADLE EXTRA - PETROL FILLING STATION
Tesco · SA5 4BA
Unleaded
147.9p
Diesel
155.9p
EG PORT TALBOT PFS
EG Group · SA13 1HN
Unleaded
147.9p
Diesel
158.9p
ASDA SWANSEA SUPERSTORE
Asda · SA6 8PS
Unleaded
148.7p
Diesel
159.7p
SAINSBURYS SWANSEA
Sainsbury's · SA1 8JA
Unleaded
148.9p
Diesel
155.9p
EG SWANSEA CARMARTHEN PFS
EG Group · SA5 4AN
Unleaded
148.9p
Diesel
158.9p
EG MORRISTON PFS
EG Group · SA6 8EF
Unleaded
148.9p
Diesel
161.9p
EG PORT TENNANT PFS
EG Group · SA1 8PA
Unleaded
148.9p
Diesel
157.9p
ASDA YSTALYFERA SUPERMARKET
Asda · SA9 2DE
Unleaded
149.9p
Diesel
166.9p
NTS KILLAY SERVICE STATION
Texaco · SA2 7AE
Unleaded
149.9p
Diesel
161.9p
RONTEC CROSS
Esso · SA4 9AQ
Unleaded
149.9p
Diesel
163.9p
CK Foodstores
Murco · SA4 6SR
Unleaded
149.9p
Diesel
158.9p
YSTRADGYNLAIS SUPERSTORE - PETROL FILLING STATION
Tesco · SA9 1AD
Unleaded
149.9p
Diesel
166.9p
SWANSEA PONTARDAWE SUPERSTORE - PETROL FILLING STATION
Tesco · SA8 3AZ
Unleaded
149.9p
Diesel
166.9p
Broadway service station
Texaco · SA2 0FA
Unleaded
150.9p
Diesel
159.9p
MFG MUMBLES
Texaco · SA3 5AS
Unleaded
151.9p
Diesel
159.9p
Continental Service Station
Murco · SA9 1SW
Unleaded
151.9p
Diesel
171.9p
TGC - EAGLE
Texaco · SA5 9AX
Unleaded
151.9p
Diesel
169.9p
GOWERTON ESSO EXPRESS
Esso · SA4 3EZ
Unleaded
152.9p
Diesel
160.9p
RONTEC MORRISTON
BP · SA7 9AD
Unleaded
154.9p
Diesel
174.9p
SWANSEA LLANSAMLET EXTRA - PETROL FILLING STATION
Tesco · SA7 9RD
Unleaded
154.9p
Diesel
184.9p
SWANSEA SERVICE AREA
BP · SA4 9GT
Unleaded
171.9p
Diesel
183.9p
Brands in SWANSEA
Explore
Guide to Fuel Prices in SWANSEA
SWANSEA has 21 petrol stationsreporting live prices through the UK government's mandatory fuel price transparency scheme. Average unleaded (E10) is currently 151.5p per litre, with diesel (B7) at 164.8p per litre. The cheapest unleaded right now is 147.9p at SWANSEA CADLE EXTRA - PETROL FILLING STATION (SA5 4BA).
7 of SWANSEA's 21stations are supermarket forecourts (Tesco, Asda, Morrisons, Sainsbury's, Costco), with branded retailers operating the other 14. Supermarket forecourts are 2.2p per litre cheaper than branded stations on average — a £1.21 saving on a typical 55-litre fill.
Nearby towns with cheaper unleaded: Abertawe (149.9p, 5 mi), Neath (150.6p, 6.1 mi) and Ammanford (148.9p, 9.2 mi). A short detour can save up to £0.88on a 55-litre fill — though factor in fuel for the round trip.
Across all UK cities tracked by PetrolFinder, SWANSEA unleaded is 0.3p above the national average of 151.2p — driven by the local mix of supermarket vs branded forecourts and competition between 8 fuel brands operating in the area. Use the route planner to find the cheapest stop on your journey, or browse the price heatmap to spot regional bargains.
SWANSEA Snapshot
Stations21
Avg Unleaded151.5p
Cheapest Unleaded147.9p
Avg Diesel164.8p
Cheapest Diesel155.9p
Brands8
Petrol & Diesel FAQs for SWANSEA
Where is the cheapest petrol in SWANSEA?
The cheapest unleaded (E10) petrol in SWANSEA is currently 147.9p per litre at SWANSEA CADLE EXTRA - PETROL FILLING STATION (SA5 4BA). The average across 21 stations in SWANSEA is 151.5p per litre. Prices update every 5 minutes from official UK government data.
Where is the cheapest diesel in SWANSEA?
The cheapest diesel in SWANSEA is currently 155.9p per litre, with an average of 164.8p across 21 stations. That's 1.7p below the UK national diesel average of 166.5p.
Are supermarket petrol stations cheaper in SWANSEA?
In SWANSEA, supermarket forecourts (7 stations: Tesco, Asda, Morrisons, Sainsbury's, Costco) are 2.2p per litre cheaper than branded retailers like Shell, BP and Esso (14 stations). That's a £1.21 saving on a typical 55-litre fill.
Which towns near SWANSEA have cheaper petrol?
Abertawe (149.9p, 5 mi), Neath (150.6p, 6.1 mi) and Ammanford (148.9p, 9.2 mi) all have lower average unleaded prices than SWANSEA's 151.5p. A short detour can save up to £0.88 on a 55-litre fill — factor in fuel for the round trip.
How often are SWANSEA fuel prices updated?
Prices for the 21 petrol stations in SWANSEA are updated every 5 minutes using the UK Government Fuel Finder API under The Motor Fuel Price (Open Data) Regulations 2025. Retailers are legally required to report price changes within 30 minutes.