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

Choose a unit to convert US Fluid Ounce into:

Common
Cubic Centimetres
(cm³)
Common
Cubic Feet
(ft³)
Common
Cubic Inches
(in³)
Common
Cubic Metres
(m³)
Common
Cubic Millimetres
(mm³)
Common
Cups
(cup)
Common
Imperial Fluid Ounces
(fl oz)
Common
Imperial Gallons
(gal)
Common
Litres
(L)
Common
Pints (Imperial)
(pt)
Common
Teaspoons
(Tsp)
Acre Feet
(ac⋅ft)
Barrels
(bbl)
Board Feet
(FBM)
Bushels
(bsh)
Cubic Yards
(yd³)
Gills
(gi)
Pecks
(pk)
Pints (US Dry)
(dry pt)
Pints (US Liquid)
(pt)
Quarts (US Dry)
(qt)
Quarts (US Liquid)
(qt)
Register Tons
(GRT)
Steres
(st)
Tablespoons
(Tbsp)
US Dry Gallons
(dry gal)
US Gills
(gi)
US Liquid Gallons
(gal)

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).