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
|
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Fuel Prices in Eastern Newport, including Caerleon, Langston...
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.
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Fuel Prices in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood (NP18) — 19 Mar 2026
Cheapest Unleaded in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood
Spar NP18 3NY 142.9p
Gulf NP18 2JN 144.9p
Cheapest Diesel in Eastern Newport, including Caerleon, Langstone, Llanwern, Nash, Llandegveth Underwood
Spar NP18 3NY 159.9p
Gulf NP18 2JN 166.9p
2 stations tracked across 2 brands.
Price gap: 2.0p — switching stations could save up to £1.10 per tank.
Source: CheckFuelPrices.co.uk — https://checkfuelprices.co.uk/fuel-prices/postcode/NP18-eastern-newport-including-caerleon-langstone-llanwern/stations
Data from the UK Government CMA Open Data Scheme.
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This data is free to use with attribution to CheckFuelPrices.co.uk. For press enquiries, contact us.