Cups to Oz Converter

Convert US cups to US fluid ounces instantly with this free online converter. Type a value and the result updates as you type. 1 US cup equals 8 US fluid ounces, and it comes in handy for cooking and baking recipes.

8
1 cup = 8 fl oz

menu_bookQuick Reference

  • 1 gallon = 3.785 L
  • 1 quart = 0.946 L
  • 1 pint = 473.2 mL
  • 1 cup = 236.6 mL
  • 1 fl oz = 29.57 mL

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Use the swap button to quickly reverse a conversion. Results update in real time as you type, so there is no need to press a button.

How to Convert Cups to Oz

To convert US cups to US fluid ounces, multiply the value by 8 (or divide by 0.125). For example, 1 cup × 8 = 8 fl oz.

Cups to Oz Conversion Table

Cup (US) (cup)Fluid Ounce (US) (fl oz)
0.252
0.332.64
0.54
0.756
18
1.512
216
324
432

Frequently Asked Questions

How do you convert cups to oz?

Multiply the US cup value by 8. For example, 1 cup × 8 = 8 fl oz. To convert back, multiply the US fluid ounce value by 0.125.

How many US fluid ounces are in 1 US cup?

There are 8 US fluid ounces in 1 US cup. Going the other way, 1 US fluid ounce equals 0.125 US cups.

What is 1 cups in oz?

1 cup equals 8 fl oz. Use the converter above for any other value, or scan the conversion table for common ones.

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