Cheapest Petrol Prices in Casnewydd
Last updated: · 20 stations tracked
Cheapest Petrol (E10)
149.8p
per litre · avg 173.97p
Cheapest Diesel (B7)
163.8p
per litre · avg 197.52p
Compare live petrol and diesel prices across 20 fuel stations in Casnewydd. Prices are sourced from the UK Government's official fuel price database and updated every hour. The cheapest petrol in Casnewydd today is 149.8p per litre, available at Commercial Street Service Station.
Supermarket forecourts — including Tesco, Asda, and Sainsbury's — typically offer the lowest prices in Casnewydd. Motorway services and branded stations (BP, Shell, Esso) often charge a premium. Use the table below to find the best deal near you.
Fuel Station Prices in Casnewydd
| Station | Unleaded (E10) | Diesel (B7) | Super Unleaded | Premium Diesel |
|---|---|---|---|---|
| Esso Sinclair garages | 179.9p | 201.9p | 204.9p | — |
| ASDA NEWPORT PILLGWENLLY SUPERSTORE | 173.7p | 196.7p | — | — |
| NEWPORT SPYTTY EXTRA - PETROL FILLING STATION | 173.9p | 196.9p | 183.9p | — |
| MFG NEWPORT | 175.9p | 199.9p | 195.9p | 219.9p |
| ASDA STOW HILL EXPRESS PETROL | 177.9p | 201.9p | 196.9p | — |
| ASDA CASNEWYDD EXPRESS PETROL | 175.9p | 201.9p | 194.9p | 220.9p |
| NEWPORT EXTRA - PETROL FILLING STATION | 173.9p | 196.9p | 183.9p | — |
| SHELL NEWPORT | 179.9p | 201.9p | 204.9p | 224.9p |
| SAINSBURYS NEWPORT | 171.9p | 197.9p | 183.9p | — |
| NEWPORT CHEPSTOW RD ESSO EXPRESS | 174.9p | 199.9p | 189.9p | 213.9p |
| ASDA NEWPORT SUPERSTORE | 173.7p | 196.7p | — | — |
| ASDA NEWPORT EXPRESS PETROL | 178.9p | 202.9p | 196.9p | — |
| MALPAS SF CONNECT | 174.9p | 198.9p | 195.9p | 219.9p |
| BR Ponthir | 176.9p | 199.9p | — | — |
| Hillcroft Stores | 174.9p | 198.9p | — | — |
| MFG MORRISONS NEWPORT ROGERSTONE | 171.9p | 197.9p | 189.9p | 207.9p |
| MFG CASTLETON | 175.9p | 199.9p | 195.9p | 219.9p |
| Commercial Street Service Station | 149.8p | 163.8p | 159.8p | 177.8p |
| Commercial Street Service Station | 174.8p | 199.8p | 183.8p | 205.8p |
| ASDA CWMBRAN EXPRESS PETROL | 169.9p | 195.9p | 188.9p | 214.9p |
Frequently Asked Questions
What is the cheapest petrol price in Casnewydd?
The cheapest petrol in Casnewydd is currently 149.8p per litre as of 21 October 2026. The average across all stations is 173.97p.
Which supermarket has the cheapest fuel in Casnewydd?
Tesco, Asda, and Sainsbury's supermarket forecourts typically offer the lowest fuel prices in Casnewydd. Check the price table above to compare all stations including branded and independent retailers.
How often are fuel prices updated for Casnewydd?
Prices are updated hourly from the UK Government's mandatory fuel price reporting scheme, which requires all fuel retailers with 6 or more sites to submit prices every 30 minutes.