Convert US Fluid Ounce (fl oz) into other units of volume e.g. m³, cm³, mm³, cup, ft³, gal, in³, L, fl oz, pt, Tsp

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# Let's convert US Fluid Ounce (fl oz) to another unit of Volume

This quick and easy calculator will convert US Fluid Ounce (fl oz) into other units of volume e.g. m³, cm³, mm³, cup, ft³, gal, in³, L, fl oz, pt, Tsp

## Unit Information

Fluid Ounce
/ˈfluːɪd aʊns/
Symbol: fl oz
Unit System: US Customary

### What is the Fluid Ounce?

The US fluid ounce is a unit of volume in the US customary unit system with the symbol fl oz.

Primarily used for measuring the volume or capacity of liquids, 1 US fluid ounce is equal to 29.57353 ml. It is also equal to 1.040843 imperial fluid ounces.

1 US fluid ounce is equal to 1/16 imperial pint, 1/32 imperial quart and 1/128 imperial gallon.

The fluid ounce was originally defined by the volume taken up by one ounce of a substance. Of course this would be different depending on the density of that substance; for example England used wine whereas Scotland used water to establish this measure.

The US fluid ounce is derived from the US gallon; which was originally based on the English wine gallon (231 cubic inches).

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