Unleaded: 171.9p a litre, 0.2p over the national average, filed Friday 30 October
Diesel: 197.9p a litre, 0.8p under the national average, filed Tuesday 20 October
Super unleaded: 186.9p a litre, filed Friday 30 October
Super diesel: 212.9p a litre, filed Tuesday 20 October
Unleaded within 5 miles
Mfg Morrisons Preston Riversway: 167.9p a litre, 3.3 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about £1.25 of fuel to get there and back. Worth the trip.
Hillcrest Service Station: 167.9p a litre, 4.3 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about £1.64 of fuel to get there and back. Worth the trip.
Penwortham Superstore - Petrol Filling Station: 168.9p a litre, 2.4 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about 92p of fuel to get there and back. Worth the trip.
Mfg Walton: 169.9p a litre, 1.5 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 57p of fuel to get there and back. Worth the trip.
Mfg Morrisons Leyland: 169.9p a litre, 1.9 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 73p of fuel to get there and back. Worth the trip.
Asda Clayton Green Superstore: 169.9p a litre, 2.1 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 81p of fuel to get there and back. Worth the trip.
On a 55-litre tank at 40mpg. The distance is straight-line rather than by road, so a real trip is longer than the one costed here.