Petrol (E10) prices in Swansea averaged 142.7p per litre in March 2026, up 6.1p from the previous period. The highest recorded price was 179.9p in March 2026.

Prices have been trending upward in Swansea recently. Drivers may want to shop around and compare prices between stations to find the best deal.

Over this period, Petrol (E10) prices in Swansea ranged from 125.9p to 179.9p per litre — a spread of 54.0p. This significant variation means it pays to compare prices between stations.