Auto & Transport
Road Trip Cost Calculator - Calculate total cost of a road trip
Calculate total cost of a road trip
Formulas and edge cases are reviewed against authoritative references before publication. For methodology, editorial standards, or corrections, use the links below.
Frequently asked questions
Should I include depreciation?
For true cost, add ~$0.20-0.30/mile for wear, maintenance, and depreciation.
How accurate is fuel estimate?
Highway driving is typically 10-20% better than city MPG. Adjust for your route.
What about EV trips?
Use EV Range Calculator. Cost is electricity rate × kWh used, plus charging fees.
Related tools
About this tool
Inputs
- Total Distance
- Fuel Efficiency
- Fuel Price
- Estimated Tolls
- Parking Costs
- Number of People
Results
- Fuel Cost
- Total Trip Cost
- Cost Per Person
- Cost Per Mile
- Fuel Needed
- CO2 Emissions
Every calculation has variables — and getting even one wrong changes the outcome. The Road Trip Cost Calculator keeps all variables in view so nothing slips through. You supply total distance, fuel efficiency, fuel price, estimated tolls, parking costs and number of people, and the tool calculates fuel cost, total trip cost, cost per person and other key metrics from those figures. Vehicle calculations help drivers plan costs, maintenance schedules, and performance expectations. Tire diameter = 2 × (section width × aspect ratio / 2540 + rim diameter / 2).
The ability to calculate total cost of a road trip comes up more often than most people expect — in professional work, academic projects, and everyday planning. Keep maintenance records; they affect resale value and help catch patterns before they become expensive repairs. For true cost, add ~$0.20-0.30/mile for wear, maintenance, and depreciation. Maintenance intervals depend on mileage, time, and driving conditions — check your owner's manual for specifics. Run the calculation with your best-case and worst-case assumptions to bracket the likely outcome.