Triangle North Cave, HU15 2RD. A motorway service area, where you have no choice.
What it is charging
Unleaded: 177.9p a litre, 6.2p over the national average, filed Saturday 31 October
Diesel: 202.9p a litre, 4.2p over the national average, filed Saturday 31 October
Super unleaded: 197.9p a litre, filed Saturday 31 October
Super diesel: 222.9p a litre, filed Saturday 31 October
Unleaded within 5 miles
Mfg West Cave: 174.9p a litre, 0.7 miles away. 3.0p a litre cheaper: saves £1.65 a tank, and costs about 27p of fuel to get there and back. Worth the trip.
Triangle Meteor: 175.9p a litre, 2.7 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.07 of fuel to get there and back. Worth the trip.
Sewell on the South Cave: 175.9p a litre, 3.5 miles away. 2.0p a litre cheaper: saves £1.10 a tank, and costs about £1.39 of fuel to get there and back. Not worth the trip.
Shell Beacon: 176.9p a litre, 1.4 miles away. 1.0p a litre cheaper: saves 55p a tank, and costs about 56p 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.