US cups to US fluid ounces Converter

Convert US cups to US fluid ounces instantly. One US cup equals 8 US fluid ounces, so you can type any value in cup and read the answer in fl oz.…

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Convert US cups to US fluid ounces instantly. One US cup equals 8 US fluid ounces, so you can type any value in cup and read the answer in fl oz. The page also shows a conversion table and the exact formula used.

Enter your values

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Worked example

Example calculated from the starting values. Enter your own values and press Calculate to get your result.

US fluid ounces8 fl oz

1 cup = 8 fl oz

With the default inputs (value in US cups = 1 cup), the results are: US fluid ounces 8 fl oz.

US cups to US fluid ounces conversion table

Reference table based on the example values; it is not your calculation result.

US cups (cup)US fluid ounces (fl oz)
18
216
540
1080
25200
50400
100800
5004,000
1,0008,000

Frequently asked questions

How many US fluid ounces are in one US cup?

1 US cup = 8 US fluid ounces.

What is the formula to convert US cups to US fluid ounces?

Multiply the value in US cups by 8.

How do I convert US fluid ounces back to US cups?

1 US fluid ounce = 0.125 US cups.

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