Transportation & Travel

  • Fuel Needed for Trip Calculator
    Estimate how much fuel your trip will use from distance and fuel economy. Add fuel price to get the total cost for your journey instantly.
  • EV Range Calculator
    Estimate your electric vehicle's driving range from battery capacity (kWh) and efficiency (Wh/mile). Adjust usable battery percentage for a realistic result.
  • MPH to KM/H Converter
    Convert miles per hour (mph) to kilometers per hour (km/h) instantly. Uses the exact factor 1 mph = 1.609344 km/h for accurate speed conversion.
  • Knots to MPH & KM/H Converter
    Convert knots to miles per hour and kilometers per hour instantly. Enter a speed in knots to get accurate mph and km/h values.
  • Gas Trip Cost Calculator
    Estimate the gas cost of any road trip. Enter distance, your car's MPG, and the gas price per gallon to see total fuel cost and gallons needed.
  • Drive Time With Rest Stops Calculator
    Estimate your total road trip time including driving and rest stops. Enter distance, average speed, number of stops, and minutes per stop.
  • Miles to Kilometers Conversion Calculator
    Convert miles to kilometers instantly. Enter any distance in miles and get the exact kilometer value using the factor 1 mile = 1.609344 km.
  • Fuel Needed for Trip Calculator
    Estimate how much fuel your trip needs and the cost. Enter distance, fuel efficiency, and price to get litres or gallons required instantly.
  • Flight CO₂ Emissions Calculator
    Estimate the CO₂ emissions of any flight from distance, flight type and passenger count. See kg, tonnes and trees needed to offset your air travel.
  • Car CO2 Emissions Calculator
    Estimate the CO2 emissions and carbon footprint of your car trips from distance, fuel economy and fuel type (gasoline or diesel).
  • Car Payment Affordability Calculator
    Find the maximum car price you can afford from your monthly budget, down payment, APR, and loan term. See financed loan amount and total interest.
  • Nautical Miles to Kilometers/Miles Converter
    Convert nautical miles to kilometers and statute miles instantly. 1 nautical mile = 1.852 km = 1.15078 miles. Fast, accurate distance converter.
  • Feet to Meters Elevation Converter
    Convert elevation in feet to meters instantly. Enter altitude in feet to get the exact metric value using the standard 1 ft = 0.3048 m factor.
  • Overweight Baggage Fee Calculator
    Estimate your airline overweight checked-baggage fee from bag weight, free allowance, fee increment, and price per increment. Fast and free.
  • Car Trip Carbon Footprint Calculator
    Calculate the CO₂ emissions of a car trip from distance, fuel economy and fuel type. Split the footprint per passenger and see grams of CO₂ per km.
  • Average Speed Calculator (Two Distances)
    Calculate average speed across two legs of a trip using total distance divided by total time. Free, instant average speed calculator for any units.
  • Electric vs Gas Car Cost Calculator
    Compare the cost per mile of an electric vs gas car. Enter gas price, MPG, electricity rate and EV efficiency to see your annual fuel savings.
  • Total Cost of Car Ownership Calculator
    Estimate the true 5-year total cost of owning a car: depreciation, fuel, insurance, maintenance, financing and taxes — with per-year and per-month figures.
  • Jet Lag Recovery Calculator
    Estimate how many days you need to recover from jet lag based on time zones crossed and travel direction (eastward vs westward). Free, instant result.
  • Knots to MPH and KM/H Converter
    Convert knots to miles per hour and kilometers per hour instantly. Free aviation and marine speed converter using exact conversion factors.
  • Trip Budget Calculator
    Estimate your total vacation cost with the trip budget calculator: add transport, lodging per night, daily food, and activities to get total, per-person, and per-day costs.
  • Gas Cost Trip Calculator
    Estimate the gas cost of any trip from distance, MPG, and fuel price. Fast, free fuel cost calculator for road trips and commutes.
  • Car Sales Tax Calculator
    Estimate sales tax on a car purchase including trade-in credit and fees. See the tax due and your total out-the-door price instantly.
  • MPH to KPH Converter
    Convert miles per hour (mph) to kilometers per hour (km/h) instantly. Accurate vehicle speed conversion using the exact 1.609344 factor.

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