1 Fluid Ounce to Cups
1 fluid ounce is 0.125 cups. See the step-by-step breakdown and reference table below, or try a different value in the calculator.
1 fl oz = 0.125 cup
fl oz ÷ 8 = cup
1 fl oz is also
fl oz
cup
How to Convert Fluid Ounces to Cups
fl oz ÷ 8 = cup
- Start with 1 fl oz
- Divide by 8: 1 ÷ 8 = 0.125
- Result: 1 fl oz = 0.125 cup
The same formula works for any value. Multiply by 0.125 to go from fluid ounces to cups.
Common Fluid Ounce to Cup Conversions
Related Calculators
Frequently Asked Questions
1 fluid ounce equals 0.125 cups.
The formula is: fl oz ÷ 8 = cup. See the fl oz to cup formula page for worked examples.
Use the cups to fluid ounce converter. The reverse formula is: cup × 8 = fl oz.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
The conversion formula (fl oz ÷ 8 = cup) is based on internationally defined standards. Displayed results are rounded for readability, while the calculator uses the full-precision factor.