Unleaded petrol prices have climbed by 5p per litre over the past week, the RAC reported, noting there was "no motion of immoderate relief" for motorists. The average cost now stands at 167.17p a litre, the largest weekly increase since April, while diesel has risen by the same amount to 188.63p a litre.
Fuel costs have surged since the US-Israel warfare with Iran began at the extremity of February, as the fighting has severely disrupted supplies of crude lipid - a cardinal constituent of petrol and diesel - across the Middle East.
The price of Brent crude, the global benchmark for oil, has returned to $100 a tube for the first time since July, as hostilities escalated again.
On Tuesday, US forces struck 5 Iranian tankers after Tehran targeted 1 of its warships, while Yemen's Iran-backed Houthi