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Convert US fluid ounces to US cups

Convert US fluid ounces (fl oz) to US cups (cup). 1 fl oz = 0.125 cup, and 1 cup = 8 fl oz.

1 fl oz = 0.125 cup

Fluid Ounces to Cups formula

cup = fl oz ÷ 8

Divide the number of US fluid ounces by 8.

Example: To convert 1 fl oz to US cups: 1 ÷ 8 = 0.125 cup.

Quick answers

What is 1 fl oz in US cups?
1 fl oz = 0.125 cup
What is 8 fl oz in US cups?
8 fl oz = 1 cup
What is 12 fl oz in US cups?
12 fl oz = 1.5 cup
What is 16 fl oz in US cups?
16 fl oz = 2 cup
What is 32 fl oz in US cups?
32 fl oz = 4 cup

Fluid Ounces to Cups conversion table

Cups to Fluid Ounces table
US fluid ounces (fl oz)US cups (cup)
1 fl oz0.125 cup
2 fl oz0.25 cup
4 fl oz0.5 cup
6 fl oz0.75 cup
8 fl oz1 cup
10 fl oz1.25 cup
12 fl oz1.5 cup
16 fl oz2 cup
17 fl oz2.125 cup
20 fl oz2.5 cup
24 fl oz3 cup
32 fl oz4 cup
33.8 fl oz4.225 cup
40 fl oz5 cup
64 fl oz8 cup
128 fl oz16 cup

Frequently asked questions

How many US fluid ounces are in a US cup?

There are 8 US fluid ounces in a US cup (1 cup = 8 fl oz), so 1 fl oz = 0.125 cup.

How do I convert US fluid ounces to US cups?

Divide the number of US fluid ounces by 8. To convert 1 fl oz to US cups: 1 ÷ 8 = 0.125 cup.

Is the Fluid Ounces to Cups conversion exact?

Yes. Both units are defined exactly, so 1 US fluid ounce is exactly 0.125 US cups. Results on this page are rounded to six significant digits; pick more decimals in the converter if you need them.

What is 1 fl oz in US cups?

1 fl oz = 0.125 cup.

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

Use the reverse relationship: 1 cup = 8 fl oz. The Cups to Fluid Ounces page has a converter and a full table.

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