UK Road Fuel Cost Estimator
Southampton → Bath
How much petrol or diesel does it cost to drive from Southampton to Bath? Breakdown by vehicle type using today's United Kingdom fuel prices, updated from the datasource.
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Fuel Cost by Vehicle Type
Select your vehicle to see the detailed fuel breakdown for this route. Prices as of 18 May 2026.
Monthly Fleet Fuel Cost
Running this route regularly? Estimated one-way fuel cost per month, by trip frequency. Figures use primary fuel for each vehicle type (toll excluded).
| Vehicle | 1×/month | 5×/month | 10×/month | 22×/month |
|---|---|---|---|---|
Motorcycle Petrol | GBP 4 | GBP 20 | GBP 40 | GBP 88 |
Car / SUV Petrol | GBP 13 | GBP 67 | GBP 134 | GBP 294 |
Van / MPV Diesel | GBP 21 | GBP 106 | GBP 211 | GBP 465 |
Lorry Diesel | GBP 38 | GBP 190 | GBP 381 | GBP 837 |
Add GBP 0.00 toll per one-way trip to get total trip cost per journey.
Full Fuel Cost Comparison
All vehicle types × all fuel types for this route.
| Vehicle | km/L | Petrol | Diesel | Fuel + Toll |
|---|---|---|---|---|
| Motorcycle | 40 | GBP 4.01 | — | GBP 4.01 |
| Car / SUV | 12 | GBP 13.38 | — | GBP 13.38 |
| Van / MPV | 9 | GBP 17.84 | GBP 21.14 | GBP 21.14 |
| Lorry | 5 | — | GBP 38.06 | GBP 38.06 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in United Kingdom
GOV.UK weekly road fuel prices used in all calculations above
Last updated: 18 May 2026. Prices are sourced from GOV.UK weekly road fuel prices.
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Common Questions: Southampton to Bath
How far is Southampton to Bath?
The highway distance from Southampton to Bath is approximately 102 km. The estimated driving time is 1h 22m under normal highway conditions.
How much petrol does a car use from Southampton to Bath?
A typical car with 12 km/L mileage uses approximately 8.5 litres of petrol. At today's Petrol price (GBP 1.57/L), that costs GBP 13.38.
How much does a lorry spend on diesel from Southampton to Bath?
A lorry averaging 5 km/L needs about 20.4 litres of diesel for this route. At GBP 1.87/L, the fuel cost is GBP 38.06 one-way.
What is the toll charge from Southampton to Bath?
The estimated one-way toll on this highway route is approximately GBP 0.00. Most UK road charges are limited to specific crossings, bridges, tunnels, or the M6 Toll. This rollout keeps the route-level baseline at zero and links the official charge pages for the main tolled corridors.
How much does a motorcycle spend on fuel from Southampton to Bath?
A motorcycle averaging 40 km/L uses about 2.5 litres. At today's Petrol price, that's GBP 4.01, making it the most fuel-efficient option for this route.
What is the total cost (fuel + toll) for a delivery van on this route?
A delivery van using diesel at 9 km/L needs 11.3 litres, costing GBP 21.14 in fuel. Add the GBP 0.00 toll for a total one-way cost of approximately GBP 21.14.
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