How many cups is 4 fluid-ounces?

4 fluid-ounces is equal to 0.5 cups. To convert, divide the fluid ounce value by 8.

What is the formula to convert fluid-ounces to cups?

Divide the fluid ounce value by 8. For example, 4 fluid-ounces = 0.5 cups.

4 fl oz = 0.5 cup

4 fluid-ounces is equal to 0.5 cups. This conversion uses the standard cooking conversion factor between fluid-ounces and cups.

Divide the fluid ounce value by 8

4 fl oz = 0.5 cup

Eight fluid ounces make one US cup.
Don't confuse fluid ounces (volume) with ounces (weight) — they measure different things.

Need a different value? Use our full fluid-ounces to cups converter →