Cups to Ounces Calculator

Convert cups to fluid ounces, tablespoons, teaspoons, milliliters, liters, pints, quarts, and gallons for cooking, baking, drinks, meal prep, and recipe scaling.

Calculate Cups to Ounces

Fluid Ounces = Cups × 8.
Your result will appear here.

How the cups to ounces calculator works

Enter cups:
Type the number of cups you want to convert.

Choose cup type:
Use US cup for most American recipes, imperial cup for UK-style measurements, or metric cup for 250 mL conversions.

Scale a recipe:
Use the recipe multiplier to halve, double, triple, or resize a liquid measurement.

Why cups to ounces conversion matters

A cups to ounces calculator helps convert common recipe cup measurements into fluid ounces quickly.

This is useful for baking, cooking, drinks, sauces, soups, meal prep, nutrition tracking, and converting recipes that list liquid ingredients in cups.

What your result means

Your result shows how many fluid ounces equal the number of cups entered. For standard US liquid measurements, multiply cups by 8 to get fluid ounces.

Cups to ounces calculator formulas

Common cups to ounces conversions

Frequently asked questions

How many ounces are in a cup?

There are 8 US fluid ounces in 1 US cup.

How do you convert cups to ounces?

Multiply the number of cups by 8. For example, 2 cups multiplied by 8 equals 16 fluid ounces.

How many ounces is 1/2 cup?

1/2 US cup equals 4 fluid ounces.

Are fluid ounces and dry ounces the same?

No. Fluid ounces measure volume, while dry ounces measure weight. This calculator is designed for fluid ounces used in liquid kitchen measurements.