Cheapest fuel in Swansea
Updated 18 September 2026
The cheapest petrol in Swansea is 166.9p a litre at Texaco, 38 Swan Road, Baglan, and the cheapest diesel is 189.9p at Esso, Mile End Row, Castell-Nedd, Sa11 2ed, Castell-Nedd. Across 9 forecourts in the area, unleaded averages 172.5p.
Filling a 55-litre tank at the cheapest station costs £91.80 — £3.08 less than filling at the Swansea average, and £4.40 less than the most expensive forecourt nearby.
- Cheapest unleaded
- 166.9pTexaco
- Cheapest diesel
- 189.9pEsso
- Swansea average
- 172.5p−0.8p vs UK
- Forecourts tracked
- 9within 6 miles
Fuel prices in Swansea
Unleaded in Swansea averages 172.5p, which is 0.8p below the national average of 173.3p — cheaper than the UK average. Over a year of fortnightly 55-litre fills that is about £11 less than a typical UK driver pays.
The gap between the cheapest and most expensive forecourt in the Swansea area is 8.0p a litre. On a 55-litre tank that is £4.40 — the difference between the best and worst choice on the same day, for the same fuel.
Cheapest forecourts in Swansea right now
Cheapest petrol in Swansea
9 forecourts in the area publish an unleaded price, averaging 172.5p a litre.
| # | Station | Unleaded | 55-litre tank |
|---|---|---|---|
| 1 | Texaco | 166.9p | £91.80 |
| 2 | Esso | 168.9p | £92.89 |
| 3 | Esso | 172.9p | £95.09 |
| 4 | BP | 172.9p | £95.09 |
| 5 | Texaco | 173.9p | £95.64 |
| 6 | Esso | 173.9p | £95.64 |
| 7 | Texaco | 173.9p | £95.64 |
| 8 | Esso | 173.9p | £95.64 |
| 9 | Independent / other | 174.9p | £96.19 |
Cheapest super unleaded petrol in Swansea
5 forecourts in the area publish a super unleaded price, averaging 187.1p a litre.
| # | Station | Super unleaded | 55-litre tank |
|---|---|---|---|
| 1 | Texaco | 176.9p | £97.30 |
| 2 | Esso | 182.9p | £100.59 |
| 3 | Esso | 188.9p | £103.89 |
| 4 | BP | 191.9p | £105.55 |
| 5 | Independent / other | 194.9p | £107.19 |
Cheapest diesel in Swansea
9 forecourts in the area publish a diesel price, averaging 197.1p a litre.
| # | Station | Diesel | 55-litre tank |
|---|---|---|---|
| 1 | Esso | 189.9p | £104.44 |
| 2 | Texaco | 191.9p | £105.55 |
| 3 | Esso | 196.9p | £108.30 |
| 4 | BP | 197.9p | £108.84 |
| 5 | Texaco | 197.9p | £108.84 |
| 6 | Esso | 197.9p | £108.84 |
| 7 | Texaco | 199.9p | £109.94 |
| 8 | Esso | 199.9p | £109.94 |
| 9 | Independent / other | 201.9p | £111.05 |
About fuel in Swansea
Swansea is the main fuel market in south west Wales, with supermarket forecourts along the A483 and Fabian Way generally offering the cheapest prices in the SA postcodes.
Forecourts in the Swansea area are operated by Esso (4), Texaco (3), BP (1), Independent / other (1).
Swansea sits in Swansea, in the Wales region. This page covers forecourts within about 6 miles of the town centre, which is the realistic detour range for a fill-up.
Fuel prices in nearby towns
Forecourts compete across town boundaries, so a neighbouring town is often worth a look — especially if you are passing through anyway.
Questions
Fuel prices in Swansea — FAQ
Where is the cheapest petrol in Swansea?
Texaco, 38 Swan Road, Baglan is currently the cheapest at 166.9p a litre for unleaded. The five cheapest forecourts in the area are Texaco 38 Swan Road, Baglan (166.9p), Esso Mile End Row, Castell-Nedd, Sa11 2ed, Castell-Nedd (168.9p), Esso Swansea (172.9p), BP Swansea (172.9p), Texaco Swansea (173.9p). Prices change daily — the live map always shows the current figure.
How much is petrol in Swansea?
Unleaded averages 172.5p a litre (£1.73) across 9 forecourts in the Swansea area, ranging from 166.9p to 174.9p. Filling a 55-litre tank at the local average costs £94.88.
How much is diesel in Swansea?
Diesel averages 197.1p a litre across 9 forecourts in the Swansea area. The cheapest is 189.9p at Esso, Mile End Row, Castell-Nedd, Sa11 2ed, Castell-Nedd, and the most expensive nearby is 201.9p.
Is fuel cheaper in Swansea than the rest of the UK?
Swansea averages 172.5p for unleaded against a UK average of 173.3p — −0.8p the national figure. See how much petrol costs across the UK for the full regional picture.
How do I get alerts when fuel gets cheaper in Swansea?
Save your regular forecourts as favourites in the free CheapestFuel iOS app and turn on price-drop notifications. You will get a push alert when one of them cuts its price.
Never overpay in Swansea again
Save your local forecourts as favourites and get a push alert the moment one of them drops its price.
Prices are aggregated from retailers' published fuel price feeds under the UK government's open fuel price scheme, which covers Great Britain only. Last updated 18 September 2026. Figures are indicative and can change without notice — always check the price displayed at the pump before filling up. See our privacy policy for how we handle data.