Compare Sainsbury's petrol and diesel prices across forecourts in and around Casnewydd, Gwent. Cheapest unleaded from 169.9p, diesel from 195.9p. Updated today, 23 October 2026.
| Forecourt | Unleaded | Diesel | Distance |
|---|---|---|---|
| SAINSBURYS CWMBRAN LLEWELLYN ROAD |
169.9p | 195.9p | 5 mi |
| SAINSBURYS NEWPORT ALBANY STREET |
171.9p | 197.9p | 1.7 mi |