Unleaded: 169.9p a litre, 1.8p under the national average, filed Saturday 31 October
Diesel: 201.9p a litre, 3.2p over the national average, filed Thursday 29 October
Unleaded within 5 miles
Mfg Southall: 167.9p a litre, 1.6 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 61p of fuel to get there and back. Worth the trip.
Mfg Morrisons Queensbury: 167.9p a litre, 2.2 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 83p of fuel to get there and back. Worth the trip.
Sainsburys Alperton: 167.9p a litre, 4.5 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.71 of fuel to get there and back. Not worth the trip.
Asda Colindale Superstore: 168.7p a litre, 3.2 miles away. 1.2p a litre cheaper: saves 66p a tank, and costs about £1.22 of fuel to get there and back. Not worth the trip.
Mfg Morrisons Borehamwood: 168.9p a litre, 4.7 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about £1.80 of fuel to get there and back. Not worth the trip.
Asda Alperton Express Petrol: 168.9p a litre, 4.7 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about £1.80 of fuel to get there and back. Not 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.