Compare petrol and diesel prices across 22 forecourts in Casnewydd, Gwent. Cheapest petrol from 169.7p, diesel from 195.7p. Updated today, 23 October 2026.
| Station | Unleaded | Diesel | Distance |
|---|---|---|---|
| TEXACO - Avondale Service Station | 169.7p | 195.7p | 5.2 mi |
| ASDA - ASDA CWMBRAN EXPRESS PETROL | 169.9p | 195.9p | 4.5 mi |
| SAINSBURY'S - SAINSBURYS CWMBRAN | 169.9p | 195.9p | 5 mi |
| MORRISONS - MFG MORRISONS CWMBRAN | 169.9p | 195.9p | 5 mi |
| SAINSBURY'S - SAINSBURYS NEWPORT | 171.9p | 197.9p | 1.7 mi |
| MORRISONS - MFG MORRISONS NEWPORT ROGERSTONE | 171.9p | 197.9p | 5.3 mi |
| ASDA - ASDA NEWPORT PILLGWENLLY SUPERSTORE | 173.7p | 196.7p | 1.7 mi |
| ASDA - ASDA NEWPORT SUPERSTORE | 173.7p | 196.7p | 4 mi |
| TESCO - NEWPORT SPYTTY EXTRA - PETROL FILLING STATION | 173.9p | 196.9p | 1.4 mi |
| TESCO - NEWPORT EXTRA - PETROL FILLING STATION | 173.9p | 196.9p | 2.8 mi |
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