Cups to Ounces Converter | US Cup to Ounce Conversion

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Cups

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This converter uses the common US kitchen relationship of 1 cup = 8 fluid ounces.

It is helpful when recipes mix cup and ounce-based liquid instructions.

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These related pages are useful when a recipe alternates between cup, ounce, and milliliter measurements.

Ounces to mL Cups to mL Pints to Cups Measurement Hub Kitchen Measurement Chart

How many ounces are in 1 cup?

1 cup equals 8 fluid ounces.

Is this for dry ounces too?

No, this page is for fluid ounces as a volume measure.

Can I use it for milk and water?

Yes, for volume conversion this works the same for liquids.

Should I round in recipes?

For everyday cooking, rounding to 1-2 decimals is usually fine.