Fuel Cost Calculator
Work out how much fuel a trip will use and what it will cost — and how to split it between passengers.
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What does the Fuel Cost Calculator do?
Enter the distance, your vehicle’s fuel efficiency in kilometres per litre and today’s fuel price. The calculator shows litres needed, total cost, cost per kilometre, cost per person and the equivalent consumption in litres per 100 km.
Fuel prices change regularly, so the price field starts empty — enter the current rate at your local station.
How to use the Fuel Cost Calculator
- Enter the trip distance in kilometres.
- Enter your car’s average km per litre.
- Enter the current fuel price per litre.
- Tick round trip and set the number of people sharing, if needed.
Examples
Lahore to Islamabad
About 380 km, car averaging 14 km/L, price 270 per litre → 27.1 L, about 7,330 one way.
Common use cases
- Road trip budgeting
- Sharing fuel costs with friends or colleagues
- Comparing car running costs
- Business mileage claims
Features and benefits
- Private by design — your data is processed on your device and never uploaded.
- Free with no account, no watermark and no usage limits.
- Works on phones, tablets and desktops in any modern browser.
Limitations to know
- Real consumption varies with traffic, speed, air-conditioning and load; use your real-world average.
Frequently asked questions
How do I find my km per litre?
Fill the tank, reset the trip meter, drive normally, then divide kilometres driven by litres needed to refill.
What is L/100 km?
Litres used per 100 km, the measure common in Europe. Lower is better.
Can I use miles?
Convert miles to km with the Length Converter first (1 mile = 1.609 km).
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