The cheapest super unleaded in Merthyr Tydfil is 195.9p per litre at EG ON THE MOVE. 3 stations with a Unleaded E5 price, updated hourly (data as of 2026-09-20).
195.9p EG ON THE MOVE, EG MERTHYR TYDFIL PFS, CF47 8EB
195.9p ESSO, RONTEC DOWLAIS, CF48 3DA
196.9p TEXACO, VALLEY HEIGHTS SERVICE STATION, CF48 2YE