How to convert cups to fluid ounces

1 cup equals 8 fluid ounces, so you multiply by 8:

fl oz = cup × 8

Example

Let's convert 2 cups to fluid ounces:

2 cup = 16 fl oz

Going the other way

1 fluid ounce = 0.125 cups.

What is a cup?

A US customary cup is 8 US fluid ounces, or about 236.6 milliliters. It is the standard cup in American recipes.

What is a fluid ounce?

A US fluid ounce is about 29.57 milliliters. It is used for drinks, baby bottles and cosmetics in the US.