Convert Fluid Ounces (US) to Cups (US)
One fluid ounce (US) equals 0.125 cups (us). Type any value to convert fluid ounces (us) to cups (us) instantly — with a full reference table below.
Convert Fluid Ounces (US) to Cups (US)
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Conversion formula
To convert fluid ounces (us) to cups (us), multiply by 0.125. One fluid ounce (US) equals 0.125 cup, and one cup (US) equals 8 fl oz.
Fluid Ounces (US) to Cups (US) table
About converting Fluid Ounces (US) to Cups (US)
Fluid Ounces (US) (fl oz) and Cups (US) (cup) are both units of volume. The exact factor is 1 fl oz = 0.125 cup, so multiply by 0.125 to go from fluid ounces (us) to cups (us) (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Cups (US) to Fluid Ounces (US) converter, or the full unit converter for every unit at once.
Frequently asked questions
How many cups (us) are in one fluid ounce (US)?
One fluid ounce (US) equals 0.125 cups (us).
How do I convert fluid ounces (us) to cups (us)?
Multiply the number of fluid ounces (us) by 0.125. For example, 10 fluid ounces (us) = 1.25 cups (us).
What is 5 fluid ounces (us) in cups (us)?
5 fluid ounces (us) is 0.625 cups (us).