Swansea Petrol & Diesel Prices
The cheapest unleaded in Swansea is 169.7p at Asda Gorseinon Superstore. The dearest is 199.9p at Swansea Service Area: 30.2p a litre, £16.61 a tank more.
Prices last checked 25 October 2026 · 24 of 35 Swansea forecourts reported in the last 14 days · official Fuel Finder data
Cheapest petrol in Swansea
- 1 Asda Gorseinon SuperstoreSA4 4BZ · 5 days ago 169.7p
- 2 Asda Swansea SuperstoreSA6 8PS · 10 days ago 171.7p
- 3 Port Talbot SuperstoreSA13 1YA · 5 days ago 171.9p
- 4 Sainsburys SwanseaSA1 8JA · today 171.9p
- 5 MFG DunvantSA2 7QT · 1 day ago 171.9p
- 6 Nts Killay Service StationSA2 7AE · 1 day ago 171.9p
- 7 MFG MumblesSA3 5AS · 2 days ago 171.9p
- 8 MFG Morrisons SwanseaSA1 7DF · 2 days ago 171.9p
Cheapest diesel in Swansea
- 1 Asda Gorseinon SuperstoreSA4 4BZ · 5 days ago 194.7p
- 2 Sainsburys SwanseaSA1 8JA · today 195.9p
- 3 MFG Morrisons SwanseaSA1 7DF · 2 days ago 195.9p
- 4 Asda Swansea SuperstoreSA6 8PS · 10 days ago 196.7p
- 5 TGC - LlansamletSA7 9BA · 9 days ago 196.9p
- 6 Port Talbot SuperstoreSA13 1YA · 5 days ago 197.9p
- 7 Nts Killay Service StationSA2 7AE · 1 day ago 197.9p
- 8 EG Port TennantSA1 8PA · 5 days ago 197.9p
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Supermarket fuel prices in Swansea
| Supermarket | Sites | Petrol from | Diesel from |
|---|---|---|---|
| Asda | 2 | 169.7p | 194.7p |
| Tesco | 3 | 171.9p | 197.9p |
| Sainsbury's | 1 | 171.9p | 195.9p |
| Morrisons | 1 | 171.9p | 195.9p |
All petrol stations in Swansea
| Hours | |||||||
|---|---|---|---|---|---|---|---|
| Asda Gorseinon Superstore SA4 4BZ | Asda | 169.7p | 194.7p | -4.5p | Mon 07:00 to 22:00 | 5d ago | |
| Asda Swansea Superstore SA6 8PS | Asda | 171.7p | 196.7p | -2.5p | Mon 00:00 to 23:59 | 10d ago | |
| Port Talbot Superstore SA13 1YA | Tesco | 171.9p | 197.9p | 181.9p | -2.3p | 24 hours | 5d ago |
| Sainsburys Swansea SA1 8JA | Sainsbury's | 171.9p | 195.9p | 183.9p | -2.3p | Mon 05:30 to 23:59 | today |
| MFG Dunvant SA2 7QT | Esso | 171.9p | 198.9p | 195.9p | -2.3p | Mon 06:00 to 23:00 | 1d ago |
| Nts Killay Service Station SA2 7AE | Texaco Killay | 171.9p | 197.9p | -2.3p | Mon 06:00 to 23:00 | 1d ago | |
| MFG Mumbles SA3 5AS | Texaco | 171.9p | 198.9p | 189.9p | -2.3p | 24 hours | 2d ago |
| MFG Morrisons Swansea SA1 7DF | Morrisons | 171.9p | 195.9p | 189.9p | -2.3p | Mon 06:00 to 23:00 | 2d ago |
| TGC - Llansamlet SA7 9BA | Texaco | 171.9p | 196.9p | 192.9p | -2.3p | 24 hours | 9d ago |
| EG Port Tennant SA1 8PA | EG On The Move | 172.9p | 197.9p | 192.9p | -1.3p | 24 hours | 5d ago |
| Asda Pont Abraham Express Petrol motorway SA4 0FU | Esso | 172.9p | 199.9p | -1.3p | Mon 00:00 to 23:59 | 2d ago | |
| Swansea Cadle Extra SA5 4BA | Tesco | 172.9p | 197.9p | 183.9p | -1.3p | 24 hours | 11d ago |
| MFG Conway (Swansea) SA5 8AQ | Valero | 172.9p | 199.9p | 189.9p | -1.3p | Mon 06:00 to 23:00 | 2d ago |
| MFG Tawe SA1 2JG | Texaco | 172.9p | 199.9p | 189.9p | -1.3p | 24 hours | 2d ago |
| Herons Way Service Station SA3 1ES | Esso | 172.9p | 198.9p | 191.9p | -1.3p | Mon 06:00 to 23:00 | 1d ago |
| TGC - Eagle SA5 9AX | Texaco | 172.9p | 199.9p | 193.9p | -1.3p | 24 hours | 1d ago |
| Ystradgynlais Superstore SA9 1AD | Tesco | 173.9p | 199.9p | 183.9p | -0.3p | Mon 06:00 to 22:00 | 11d ago |
| EG Swansea Carmarthen SA5 4AN | EG On The Move | 173.9p | 198.9p | 193.9p | -0.3p | 24 hours | 6d ago |
| CK Foodstores SA4 6SR | Murco | 173.9p | 198.9p | -0.3p | Mon 07:00 to 22:00 | 3d ago | |
| Knelston Service Station SA3 1AR | Murco | 174.9p | 199.9p | +0.7p | Mon 07:30 to 19:30 | 2d ago | |
| Rontec Morriston SA7 9AD | BP | 174.9p | 199.9p | 193.9p | +0.7p | 24 hours | 12d ago |
| Gowerton Esso Express SA4 3EZ | Esso | 175.9p | 200.9p | 190.9p | +1.7p | Mon 06:00 to 00:00 | 4d ago |
| Shell Sketty SA2 9BZ | Shell | 178.9p | 199.9p | 199.9p | +4.7p | Mon 06:00 to 22:00 | 11d ago |
| Swansea Service Area motorway SA4 9GT | BP | 199.9p | 222.9p | 219.9p | +25.7p | 24 hours | 5d ago |
Retailers must report a price change to the government's Fuel Finder scheme within 30 minutes, so a forecourt that last reported a few days ago simply has not changed its price. Opening hours are each retailer's own entry in the scheme.
11 stations have stopped reporting (more than 14 days) and are left out of every figure above
- Continental Service Station, last reported 47 days ago
- Wind Road Service Station, last reported 33 days ago
- Gellinudd Service Station, last reported 32 days ago
- EG Port Talbot, last reported 31 days ago
- Swansea Pontardawe Superstore, last reported 30 days ago
- Broadway service station, last reported 30 days ago
- Trebanos Service Station, last reported 27 days ago
- Swansea Llansamlet Extra, last reported 23 days ago
- Rontec Cross, last reported 19 days ago
- Asda Ystalyfera Supermarket, last reported 17 days ago
- EG Morriston, last reported 16 days ago
A price that old is not a current market price, so we do not show it as one. These stations may have closed, changed hands or dropped out of the scheme.
More forecourts near Swansea
These 3 forecourts are outside Swansea's own postcodes, so they are not counted in the figures above. Distances are straight lines from the middle of Swansea.
| Forecourt | Miles | E10 | Diesel | Reported |
|---|---|---|---|---|
| Glanamman Service StationSA18 1DJ | 9.9 | 168.9p | 195.9p | 9d ago |
| Southview Service StationSA4 4DQ | 3.9 | 169.9p | 194.9p | 5d ago |
| Northway Garagenot reportingSA3 3JN | 6.9 | 174.9p | 199.9p | 34d ago |
The forecourt to avoid
Swansea Service Area, a motorway services, charges 199.9p for petrol and 222.9p for diesel: 30.2p a litre more than the cheapest in Swansea, £16.61 on a 55-litre tank.
Swansea against the rest
Average E10 unleaded. Bars start at 165p so the differences are visible.
Swansea fuel questions
Where is the cheapest petrol in Swansea today?
Asda Gorseinon Superstore, at 169.7p a litre for E10 unleaded, from prices last checked on 25 October 2026. The Swansea average is 174.2p.
Where is the cheapest diesel in Swansea?
Asda Gorseinon Superstore, at 194.7p a litre, from prices last checked on 25 October 2026.
Which petrol stations in Swansea are open 24 hours?
10 of the 24 forecourts reporting in Swansea list 24-hour opening, including Port Talbot Superstore, MFG Mumbles, TGC - Llansamlet, EG Port Tennant. Hours come from each retailer's own entry in the Fuel Finder scheme.
How often are these prices updated?
Retailers must report a price change to the government's Fuel Finder scheme within 30 minutes. We read the full data every 30 minutes and rebuild this page every morning.
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