Ounces to Cups Converter

Convert US fluid ounces to cups instantly, and cups back to fluid ounces. Based on the exact 1 cup = 8 fl oz definition.

Independently verified for accuracy

Calculator by Toolsloft ↗
Result
0.125 Cups
Conversion
1 Fluid ounces (fl oz) = 0.125 Cups

Convert US fluid ounces to US cups, and cups back to fluid ounces. Liquid recipes and drink sizes often list fluid ounces when your measure reads in cups. Type the value and read the answer.

How this is calculated

One US cup is exactly 8 US fluid ounces, so fluid ounces are divided by 8 to get cups and cups are multiplied by 8 to get fluid ounces. Both units come from the US customary gallon (3.785411784 liters), and results are shown to six decimal places.

How to use

  1. Enter the number of fluid ounces.
  2. Keep the direction on fluid ounces to cups, or press Swap units for cups to fluid ounces.
  3. Read the result in cups.

Examples

  • 1 fluid ounces: 1 fl oz = 0.125 cups
  • 16 fl oz: 16 fl oz = 2 cups
  • Reverse: 1 cups = 8 fl oz

FAQ

How many fluid ounces are in a cup?
Exactly 8 US fluid ounces per US cup, so one fluid ounce is 0.125 of a cup.
Is this fluid ounces or weight ounces?
This converts fluid ounces, a measure of volume. Dry weight ounces are different and depend on the ingredient.

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