Italy Road Fuel Cost Estimator
Siena → Trieste
How much petrol or diesel does it cost to drive from Siena to Trieste? Breakdown by vehicle type using today's Italy fuel prices, updated from the datasource.
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Route map: Siena → Trieste
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Siena to Trieste can become a recurring route cost.
At 22 one-way trips per month across 3 vehicles, this route is roughly EUR 7,021 in fuel and toll cost before driver time, failed deliveries, and rerouting.
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Delivery Time & ETA: Siena to Trieste
How long the trip takes — and what it means for same-day vs. next-day delivery planning.
Normal highway conditions, excl. loading
Driving only, before stop time
Highway routing
For delivery planning, at 5h 10m one-way, same-day delivery is achievable but the round trip exceeds a single driver shift, so plan an early dispatch or a driver relay. These are estimates — real ETAs shift with traffic, checkpoints, and multi-stop detours. Live GPS tracking & route monitoring shows actual vehicle progress and customer-facing ETAs instead of a fixed guess.
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Fuel Cost by Vehicle Type
Select your vehicle to see the detailed fuel breakdown for this route. Prices as of 1 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 Benzina | EUR 18 | EUR 90 | EUR 179 | EUR 395 |
Car / SUV Benzina | EUR 60 | EUR 299 | EUR 598 | EUR 1,315 |
Van / MPV Gasolio | EUR 75 | EUR 375 | EUR 750 | EUR 1,649 |
Lorry Gasolio | EUR 135 | EUR 675 | EUR 1,349 | EUR 2,969 |
Add EUR 46.60 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 | Benzina | Premium Benzina | Super Plus | Gasolio | Fuel + Toll |
|---|---|---|---|---|---|---|
| Motorcycle | 40 | EUR 17.94 | EUR 19.16 | — | — | EUR 64.54 |
| Car / SUV | 12 | EUR 59.78 | EUR 63.86 | — | — | EUR 106.38 |
| Van / MPV | 9 | EUR 79.71 | — | — | EUR 74.97 | EUR 121.57 |
| Lorry | 5 | — | — | — | EUR 134.95 | EUR 181.55 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in Italy
MIMIT fuel price data used in all calculations above
Last updated: 1 May 2026. Prices are sourced from MIMIT fuel price data.
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Common Questions: Siena to Trieste
How far is Siena to Trieste?
The highway distance from Siena to Trieste is approximately 388 km. The estimated driving time is 5h 10m under normal highway conditions.
How long does delivery take from Siena to Trieste?
Plan for roughly 5h 10m of one-way transit time plus loading and handling at each end. In practice, at 5h 10m one-way, same-day delivery is achievable but the round trip exceeds a single driver shift, so plan an early dispatch or a driver relay. Real ETAs vary with traffic, checkpoint or border delays, and multi-stop detours — which is why delivery operators track vehicles live rather than rely on a fixed estimate.
How much petrol does a car use from Siena to Trieste?
A typical car with 12 km/L mileage uses approximately 32.3 litres of petrol. At today's Benzina price (EUR 1.85/L), that costs EUR 59.78.
How much does a lorry spend on diesel from Siena to Trieste?
A lorry averaging 5 km/L needs about 77.6 litres of diesel for this route. At EUR 1.74/L, the fuel cost is EUR 134.95 one-way.
What is the toll charge from Siena to Trieste?
The estimated one-way toll on this highway route is approximately EUR 46.60. Italian motorway tolls are usually distance-based, with different vehicle classes and concessionary operators. This benchmark uses a Class 1 planning rate for cars.
How much does a motorcycle spend on fuel from Siena to Trieste?
A motorcycle averaging 40 km/L uses about 9.7 litres. At today's Benzina price, that's EUR 17.94, 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 43.1 litres, costing EUR 74.97 in fuel. Add the EUR 46.60 toll for a total one-way cost of approximately EUR 121.57.
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For Fleet Operators
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