Petrol and diesel prices at Mfg Morrisons Yate

Mfg Morrisons Yate, BS37 5PW.

What it is charging

Unleaded: 169.9p a litre, 1.8p under the national average, filed Thursday 29 October
Diesel: 197.9p a litre, 0.8p under the national average, filed Thursday 29 October

Western Garage: 165.9p a litre, 3.1 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about £1.16 of fuel to get there and back. Worth the trip.
Cotswold Service Station: 168.9p a litre, 2.7 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about £1.03 of fuel to get there and back. Not worth the trip.
Mfg Blackhorse: 169.9p a litre, 4.1 miles away
Winterbourne Esso Express: 172.9p a litre, 3.8 miles away
EG Roman Camp Pfs: 174.9p a litre, 3.3 miles away
Shell Downend: 177.9p a litre, 4.0 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.