Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 144p 2.4% (+3.4p) 7d avg: 142.3p Hold off if you can | Super Unleaded (E5) 161.8p 2.3% (+3.6p) 7d avg: 160.3p Slight rise | Diesel (B7) 165.3p 3.6% (+5.7p) 7d avg: 162.6p Hold off if you can | Super Diesel (SDV) 185.8p 3.6% (+6.5p) 7d avg: 183p Hold off if you can |
Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 144p 2.4% (+3.4p) 7d avg: 142.3p Hold off if you can | Super Unleaded (E5) 161.8p 2.3% (+3.6p) 7d avg: 160.3p Slight rise | Diesel (B7) 165.3p 3.6% (+5.7p) 7d avg: 162.6p Hold off if you can | Super Diesel (SDV) 185.8p 3.6% (+6.5p) 7d avg: 183p Hold off if you can |

Fuel Prices in Eastern Newport, including Caerleon, Langston...

Live comparison for NP18 area. Tracking 2 stations across 25 brands. For a detailed breakdown including 7-day price trends, market competition analysis, and savings tips, and also find Today’s Cheapest Petrol and Diesel in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood .

Wales 2 Stations 2 Brands
Updated 19 Mar 2026
View Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood on the Fuel Map

Compare all 2 stations visually on our interactive map to find the cheapest fuel near your route.

7-Day Price Movement
Petrol (E10)
139.2p 143.2p
4p (2.8%)
Diesel (B7)
156.9p 163.5p
6.6p (4.2%)
All Fuel Stations in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood (NP18)
Gulf
HILLCROFT GARAGE, CHEPSTOW ROAD, LANGSTONE, CASNEWYDD, NP18 2JN, CASNEWYDD, Wales
E10
144.9
B7
166.9
26 minutes ago
Spar
SPAR STORES, PONTHIR ROAD, CAERLEON, CASNEWYDD, NP18 3NY, CASNEWYDD, Wales
E10
142.9
B7
159.9
26 minutes ago
Frequently Asked Questions About Fuel in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood

As of 19 March 2026, the cheapest E10 petrol in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood is 142.9p at Spar, SPAR STORES, PONTHIR ROAD, CAERLEON, CASNEWYDD, NP18 3NY, CASNEWYDD, Wales.

There is currently a 2.0p difference between the cheapest and most expensive stations in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood. For a standard 55-litre family car, that equals a saving of £1.10 per tank.

We update prices daily using data provided directly by fuel stations via the Competition and Markets Authority (CMA) Open Data scheme. This is a UK Government initiative requiring all major retailers to report live prices, ensuring you see the most accurate data for the Newport area.

Not today. Spar is actually cheaper than local supermarkets in NP18. It's always worth comparing before filling up.

We are currently tracking 2 active fuel stations in the NP18 area, operated by 2 different brands including Gulf , Spar and more.

The cheapest B7 diesel in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood is currently 159.9p at Spar. You can also use our interactive fuel map to compare diesel prices visually.

Prices sourced from the UK Government CMA Open Data Scheme, updated every 30 minutes. CheckFuelPrices is editorially independent — read our policy.