Convert Cups (US) to Fluid Ounces (US)

The cup-to-fl oz conversion appears often when working with volume data across different unit systems. Volume conversions help when following recipes, measuring liquids, or comparing container sizes across US customary and metric units.

Formula: Multiply the cups (us) value by 8. In equation form: fl oz = cup × 8.

One cups (us) equals approximately 8 fl oz. This means you can multiply any cup value by 8 to get the equivalent in fl oz.

For instance, converting 10 cup gives 80 fl oz. Try different values using the quick-value chips or type directly into the input field.

Common mistake: US and UK gallons differ in size, so always check which gallon standard a recipe or specification uses before converting.

Bookmark this page for quick cup to fl oz conversions, or use the swap button to reverse the direction and convert fl oz back to cup.