Transportation & Travel

  • Miles to Dollars Calculator
    Convert miles driven into dollars. Estimate the total cost of a trip from fuel price, MPG and maintenance per mile, plus cost per mile.
  • Mileage Reimbursement Calculator
    Calculate your mileage reimbursement instantly. Enter miles driven and your rate per mile to find the total amount owed for business travel.
  • Hotel Occupancy / Lodging Tax Calculator
    Calculate hotel occupancy and lodging tax on your stay. Enter room rate, nights, and tax rate to see room cost, tax, and total.
  • Cost to Fill Gas Tank Calculator
    Estimate how much it costs to fill your gas tank. Enter tank size, fuel price, and current level to get the dollar cost and gallons needed.
  • MPG to L/100km Converter
    Convert miles per gallon (MPG) to litres per 100 km instantly. Supports both US and UK (Imperial) gallons with exact conversion factors.
  • VinFast Road Trip Charging Stops Calculator
    Plan your VinFast EV road trip: estimate how many charging stops you need and total trip time from distance, range, speed and charge time.
  • Time of Arrival (ETA) Calculator
    Estimate your time of arrival (ETA) from distance, average speed, departure time, and stop breaks. Shows arrival on a 24-hour clock plus days over.
  • Car Rental Total Cost Calculator
    Estimate the total cost of a car rental including daily rate, insurance, fuel, taxes and extras. See your per-day cost instantly.
  • Flight Time Calculator
    Estimate flight duration from distance and cruise speed, plus a taxi/climb overhead. Get gate-to-gate hours and minutes for any route, any units.
  • Road Trip Fuel Cost Calculator
    Estimate the fuel cost of any road trip. Enter distance, MPG, and price per gallon to instantly see total fuel spend and gallons used.
  • Flight Arrival Local Time Calculator
    Calculate your flight's local arrival time across time zones. Enter departure time, flight duration, and origin/destination UTC offsets to get arrival time.
  • Speed Calculator (Distance ÷ Time)
    Calculate speed from distance and time using v = d/t. Enter distance and time in any unit and get speed in km/h, mph, m/s and ft/s instantly.
  • Distance Calculator (Speed × Time)
    Calculate distance traveled from speed and time using d = v × t. Supports km/h, mph and m/s. Fast, free, and accurate distance calculator.
  • Fuel Cost Calculator
    Estimate the gas cost of any trip from distance, vehicle MPG, and fuel price. See total cost, gallons needed, and cost per mile instantly.
  • Fuel CO₂ Emissions Calculator
    Calculate CO₂ emissions from fuel burned. Enter litres of gasoline, diesel or LPG to get kilograms and tonnes of CO₂ using standard emission factors.
  • Freight Density Calculator
    Calculate LTL freight density in lb/ft³ from weight and dimensions, plus an estimated NMFC freight class. Free shipping density tool for US carriers.
  • Gas Mileage (MPG) Calculator
    Calculate your car's gas mileage in miles per gallon (MPG) from miles driven and gallons used. Also shows L/100km and km/L equivalents.
  • Gas Mileage / Fuel Economy Calculator
    Calculate gas mileage and fuel economy in MPG (US), MPG (Imperial), km/L and L/100km from distance and fuel used, plus trip fuel cost.
  • Fuel Economy Calculator
    Calculate your vehicle's fuel economy in MPG from distance driven and fuel used. Also converts to L/100km and km/L instantly.
  • Latitude Longitude Distance Calculator
    Calculate the great-circle distance between two latitude/longitude coordinates using the Haversine formula. Results in km, miles, and nautical miles.
  • Dimensional Weight Calculator
    Calculate dimensional (DIM) weight and billable shipping weight from package dimensions and a DIM divisor (139, 166, 5000 or 6000).
  • True Airspeed Calculator
    Estimate true airspeed (TAS) from calibrated airspeed (CAS) and pressure altitude using the 2% per 1,000 ft rule of thumb for pilots.
  • Walking Time from Distance Calculator
    Convert a walking distance to minutes on foot using Japan's 80 m/min real-estate standard. Adjustable speed and units, precise to the second.
  • Density Altitude Calculator
    Calculate density altitude from pressure altitude and outside air temperature (OAT) using the standard aviation rule of thumb. Free and instant.

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