Colney Hatch Extra - Petrol Filling Station: 167.9p a litre, 1.4 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about 53p of fuel to get there and back. Worth the trip.
Mfg Southgate: 167.9p a litre, 2.0 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about 76p of fuel to get there and back. Worth the trip.
Winchmore Hill Esso Express: 167.9p a litre, 2.3 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about 87p of fuel to get there and back. Worth the trip.
Tgc - Barnet: 167.9p a litre, 2.3 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about 87p of fuel to get there and back. Worth the trip.
Mfg Whetstone: 167.9p a litre, 2.7 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about £1.03 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.