Cubic centimeters to fluid ounces (US) conversion calculator above calculates how many fluid ounces (US) are in 'X' cubic centimeters (where 'X' is the number of cubic centimeters to convert to fluid ounces (US)). In order to convert a value from cubic centimeters to fluid ounces (US) (from cm³ to fl oz) just type the number of cm³ to be converted to fl oz and then click on the 'convert' button.