Fluid ounces (UK) to deciliters conversion calculator shown above calculates how many deciliters are in 'X' fluid ounces (UK) (where 'X' is the number of fluid ounces (UK) to convert to deciliters). In order to convert a value from fluid ounces (UK) to deciliters (from fl oz to dL) just type the number of fl oz to be converted to dL and then click on the 'convert' button.