Unleaded: 171.9p a litre, 0.2p over the national average, filed Thursday 29 October
Diesel: 202.9p a litre, 4.2p over the national average, filed Thursday 22 October
Unleaded within 5 miles
Sainsburys Dunstable: 167.9p a litre, 2.0 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about 76p of fuel to get there and back. Worth the trip.
Georgina Service Station: 167.9p a litre, 2.4 miles away. 4.0p a litre cheaper: saves £2.20 a tank, and costs about 91p of fuel to get there and back. Worth the trip.
Mfg Houghton Green: 168.9p a litre, 2.1 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about 80p of fuel to get there and back. Worth the trip.
Luton Road: 169.9p a litre, 1.7 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about 65p of fuel to get there and back. Worth the trip.
Dunstable High ST Esso Express: 169.9p a litre, 2.7 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.04 of fuel to get there and back. Worth the trip.
Asda Luton Superstore: 169.9p a litre, 4.2 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.62 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.