Ounces per cup (US) to ounces per liter conversion calculator above calculates how many ounces per liter are in 'X' ounces per cup (US) (where 'X' is the number of ounces per cup (US) to convert to ounces per liter). In order to convert a value from ounces per cup (US) to ounces per liter (from oz/cup to oz/L) type the number of oz/cup to be converted to oz/L and then click on the 'convert' button.