FreeMapTools.com and DistanceFromTo.net provide free online calculators to calculate the driving and air distance between two cities. Calculators on both websites provide the distance in miles and kilometers.
You can calculate the distance between two cities on FreeMapTools.com by entering a city and state in the To and From fields and then clicking Show. The site provides distances in kilometers for both land and air travel. To view in miles, select Miles beside Measure In.
To find the distance between two cities on DistanceFromTo.net, enter a city and state in the To and From Fields, select Air Distance or Driving Distance, and then click Measure. The site also shows distance in nautical miles.