The cheapest premium diesel in Vale of Glamorgan is 205.9p per litre at MORRISONS. 6 stations with a Premium diesel price, updated hourly (data as of 2026-09-20).
205.9p MORRISONS, MFG MORRISONS BARRY, CF63 4BA
209.9p CARDIFF ROAD SERVICE STATION, CARDIFF ROAD SERVICE STATION, CF63 2BE
216.9p ESSO, RONTEC FOUR CROSS, CF62 4JA
217.9p ESSO, ASDA DOWNS EXPRESS PETROL, CF71 7DT
218.9p TEXACO, DINAS POWYS SERVICE STATION, CF64 4JS