Fluid Ounces to Cups Conversion Calculator

Convert fluid ounces to cups quickly and easily with our free online calculator.

=

About this Converter

This free fluid ounces to cups converter provides quick and accurate conversions between US customary volume measurements. Simply enter a value in fluid ounces and get the equivalent in cups instantly.

How to Convert Fluid Ounces to Cups

To convert from fluid ounces to cups, use the conversion calculator above. The calculator uses the precise conversion ratio automatically.

Common Conversions

  • 8 fluid ounces = 1 cup
  • 16 fluid ounces = 2 cups (1 pint)
  • 32 fluid ounces = 4 cups (1 quart)
  • 4 fluid ounces = 0.5 cups
  • 64 fluid ounces = 8 cups (2 quarts)

How to Use

  1. Enter the number of fluid ounces in the input field
  2. Select your desired units from the dropdowns if needed
  3. The result in cups will be calculated automatically

About the Conversion

The fluid ounce to cup conversion is essential for cooking and baking. Both units are part of the US customary system, with 8 fluid ounces equaling 1 cup. This conversion is particularly useful for measuring liquids in recipes and understanding portion sizes in food preparation.

Set the calculator to your desired defaults above, then copy the code below.

Or set custom default values:

Fluid Ounce to Cup Conversion Table

Common Fluid Ounces to Cups conversions:

Common Fluid Ounce to Cup conversion values
Fluid Ounces (fl oz) Cups (cup)
1 0.125
2 0.25
3 0.375
4 0.5
5 0.625
10 1.25
15 1.875
20 2.5
25 3.125
50 6.25
75 9.375
100 12.5
250 31.25
500 62.5
1,000 125

Frequently Asked Questions

How many cups are in 1 fluid ounce?
There are 0.125 cups in 1 fluid ounce.
How do you convert fluid ounces to cups?
To convert fluid ounces to cups, multiply the number of fluid ounces by 0.125. For example, 5 fluid ounces = 0.625 cups.
How many fluid ounces are in 1 cup?
There are 8 fluid ounces in 1 cup.