US road trip and national park tools

Trip and Driving Cost Calculators

These calculators answer what a trip or a drive costs. Gas cost and gas mileage work from distance and fuel, cost per mile spreads fuel or ownership over the miles, and the road trip and travel budget calculators add lodging, food, tolls and other costs per person and per day.

Tools in this group

  • Cost Per Mile Calculator for Your Car — See what each mile of driving costs: fuel only, or the full cost of owning the car spread over the miles you drive.
  • Gas Cost Calculator — Enter the distance and your mpg; the price fills in from the EIA weekly average for your state, and you get the trip's fuel cost.
  • Gas Mileage Calculator (MPG) — Enter the miles you drove and the fuel you added to get your mpg, L/100 km and fuel cost per mile, or compare two vehicles.
  • Road Trip Cost Calculator — Add fuel, lodging, food, tolls and other costs to see what the whole road trip costs, per person and per day.
  • Travel Budget Calculator — Enter your trip's days, travelers and costs to get the budget you need, per person and per day, with a cushion for surprises.