India Road Fuel Cost Estimator
Chennai → Patna
How much petrol or diesel does it cost to drive from Chennai to Patna? Breakdown by vehicle type using today's India 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 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 Petrol | INR 4,483 | INR 22,413 | INR 44,826 | INR 98,618 |
Car / SUV Petrol | INR 14,942 | INR 74,710 | INR 149,421 | INR 328,726 |
Van / MPV Diesel | INR 18,430 | INR 92,151 | INR 184,302 | INR 405,464 |
Lorry Diesel | INR 33,174 | INR 165,872 | INR 331,743 | INR 729,835 |
Add INR 2176.00 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 | Premium Petrol | Diesel | Fuel + Toll |
|---|---|---|---|---|---|
| Motorcycle | 40 | INR 4482.62 | INR 4671.82 | — | INR 6658.62 |
| Car / SUV | 12 | INR 14942.07 | INR 15572.74 | — | INR 17118.07 |
| Van / MPV | 9 | INR 19922.76 | — | INR 18430.18 | INR 20606.18 |
| Lorry | 5 | — | — | INR 33174.33 | INR 35350.33 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in India
IndianOil Delhi reference price build-ups used in all calculations above
Last updated: 1 May 2026. Prices are sourced from IndianOil Delhi reference price build-ups.
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Common Questions: Chennai to Patna
How far is Chennai to Patna?
The highway distance from Chennai to Patna is approximately 1892 km. The estimated driving time is 23h 24m under normal highway conditions.
How much petrol does a car use from Chennai to Patna?
A typical car with 12 km/L mileage uses approximately 157.7 litres of petrol. At today's Petrol price (INR 94.77/L), that costs INR 14942.07.
How much does a lorry spend on diesel from Chennai to Patna?
A lorry averaging 5 km/L needs about 378.4 litres of diesel for this route. At INR 87.67/L, the fuel cost is INR 33174.33 one-way.
What is the toll charge from Chennai to Patna?
The estimated one-way toll on this highway route is approximately INR 2176.00. India route tolls are estimated from NHAI corridor pricing patterns and route length. Actual plaza charges vary by highway, state, and return-trip rules.
How much does a motorcycle spend on fuel from Chennai to Patna?
A motorcycle averaging 40 km/L uses about 47.3 litres. At today's Petrol price, that's INR 4482.62, 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 210.2 litres, costing INR 18430.18 in fuel. Add the INR 2176.00 toll for a total one-way cost of approximately INR 20606.18.
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