Petrol and diesel prices at Ascona Refinery Service Station

Ascona Refinery Service Station, FK3 9BU.

What it is charging

• Unleaded: 171.7p a litre, the national average, filed Thursday 29 October
• Diesel: 199.7p a litre, 1.0p over the national average, filed Sunday 25 October

Unleaded within 5 miles

• Main Street Larbert Service Station: 169.9p a litre, 4.6 miles away. 1.8p a litre cheaper: saves 99p a tank, and costs about £1.77 of fuel to get there and back. Not worth the trip.
• Asda Grangemouth Superstore: 171.9p a litre, 0.7 miles away
• Mfg Polmont: 171.9p a litre, 1.7 miles away
• Rumford Service Station: 171.9p a litre, 2.7 miles away
• Mfg Morrisons Falkirk: 171.9p a litre, 3.3 miles away
• Mfg Carronside: 171.9p a litre, 3.3 miles away

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.