UK Road Fuel Cost Estimator
Plymouth → Southampton
How much petrol or diesel does it cost to drive from Plymouth to Southampton? 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 10 | GBP 48 | GBP 95 | GBP 209 |
Car / SUV Petrol | GBP 32 | GBP 159 | GBP 317 | GBP 698 |
Van / MPV Diesel | GBP 50 | GBP 251 | GBP 502 | GBP 1,104 |
Lorry Diesel | GBP 90 | GBP 451 | GBP 903 | GBP 1,986 |
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 9.52 | — | GBP 9.52 |
| Car / SUV | 12 | GBP 31.74 | — | GBP 31.74 |
| Van / MPV | 9 | GBP 42.32 | GBP 50.16 | GBP 50.16 |
| Lorry | 5 | — | GBP 90.30 | GBP 90.30 |
"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: Plymouth to Southampton
How far is Plymouth to Southampton?
The highway distance from Plymouth to Southampton is approximately 242 km. The estimated driving time is 3h 14m under normal highway conditions.
How much petrol does a car use from Plymouth to Southampton?
A typical car with 12 km/L mileage uses approximately 20.2 litres of petrol. At today's Petrol price (GBP 1.57/L), that costs GBP 31.74.
How much does a lorry spend on diesel from Plymouth to Southampton?
A lorry averaging 5 km/L needs about 48.4 litres of diesel for this route. At GBP 1.87/L, the fuel cost is GBP 90.30 one-way.
What is the toll charge from Plymouth to Southampton?
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 Plymouth to Southampton?
A motorcycle averaging 40 km/L uses about 6.0 litres. At today's Petrol price, that's GBP 9.52, 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 26.9 litres, costing GBP 50.16 in fuel. Add the GBP 0.00 toll for a total one-way cost of approximately GBP 50.16.
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