sur·charge 
/ˈsɚˌtʃɑɚʤ/ noun
plural sur·charg·es /ˈsɚˌtʃɑɚʤ/ noun [count] : an amount of money that must be paid in addition to the regular price
▪ The airline has added a $20 fuel surcharge on all international flights.
▪ The airline has added a $20 fuel surcharge on all international flights.
