Kitchen conversion
8 oz to cups
Quick answer
8 fl oz = 1 cup.
Fluid ounce → Cup
Result
1 cup
8 fl oz → Cup
8 fl oz = 1 cup. 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
8 Oz To Cups?
8 fl oz = 1 cup.
Is this fl oz to cup 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.
Are ounces weight or fluid ounces?
“Ounces in a cup” for liquids is usually fluid ounces (8 fl oz per cup). Weight ounces need an ingredient.