Cups to Ounces

Cups
Fluid ounces

This converts cups to fluid ounces (a volume): 1 cup = 8 fl oz. For an ingredient weighed in ounces, use the cups to grams converter below (1 oz = 28.35 g).

Cups to Ounces conversion table

Cups (cups)Fluid ounces (fl oz)
0.25 cups2 fl oz
0.5 cups4 fl oz
0.75 cups6 fl oz
1 cups8 fl oz
2 cups16 fl oz
3 cups24 fl oz
4 cups32 fl oz

Frequently asked questions

How many fluid ounces are in 1 cup?

There are 8 fl oz in 1 cup. The table on this page lists the everyday amounts, and the calculator converts any value the moment you type it.

How do you convert cups to fluid ounces?

Enter the amount in the cups box and the fluid ounces result appears instantly; type in either box to convert both ways.

Is this converter free?

Yes — it is completely free with no sign-up, and every calculation runs locally in your browser, so nothing you type is uploaded. For everything at once, use the full cooking & baking converter.

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