Kitchen conversion
cups to oz
Quick answer
1 cup = 8 fl oz.
Cup → Fluid ounce
Result
8 fl oz
1 cup → Fluid ounce
1 cup = 8 fl oz. Use the calculator below to change the amount, switch units, or convert a full recipe list while cooking.
This is a direct volume conversion using standard US kitchen units — no ingredient needed.
Tip: for baking, weighing in grams is more consistent than cups. Convert once, then scale the recipe up or down without re-measuring every spoon.
FAQ
Cups To Oz?
1 cup = 8 fl oz.
Is this cup to fl oz conversion exact?
Yes for pure volume units using standard US kitchen measures.
US cup or metric cup?
This site uses the US legal cup (240ml-class cooking cup ≈ 236.588 ml) common in American recipes.