Miles per hour to kilometers per hour (mph to km/h)

Miles per hour to kilometers per hour conversion calculator shown above calculates how many kilometers per hour are in 'X' miles per hour (where 'X' is the number of miles per hour to convert to kilometers per hour). In order to convert a value from miles per hour to kilometers per hour (from mph to km/h) simply type the number of mph to be converted to km/h and then click on the 'convert' button.