How to convert fluid ounces to cups?

The formula to convert fluid ounces to cups is:

1 cup (US) = 8 fluid ounces (fl oz)

or

Cups = fl oz ÷ 8

Examples

What is a Fluid Ounce (US)?

A fluid ounce (fl oz) is a unit of volume in the US customary system, used to measure liquids. It is 1/8 of a US cup or 1/16 of a US pint.

The term "fluid ounce" distinguishes it from the ounce used for weight. It has been part of US measurements for centuries and is standardized for cooking, beverages, and everyday use in the United States.

1 fluid ounce in other equivalent measurements of volume

1 fl oz = 2 tablespoons (tbsp)

1 fl oz = 6 teaspoons (tsp)

1 fl oz = 0.125 cups (US)

1 fl oz = 29.5735 milliliters (mL)

1 fl oz = 0.0625 pints (US)

1 fl oz = 0.03125 quarts (US)

1 fl oz = 1.80469 cubic inches

What is a Cup (US)?

A cup is a unit of volume in the US customary system of measurement.

The term "cup" originated from the Old English word "cuppe," which referred to a container for holding liquids. The US government set the exact modern definition in standards, with 1 cup equal to 8 fluid ounces.

The cup is widely used in cooking and baking in the United States.

1 cup in other equivalent measurements of volume

1 cup = 8 fluid ounces (fl oz)

1 cup = 16 tablespoons (tbsp)

1 cup = 48 teaspoons (tsp)

1 cup = 236.588 mL (approximately 237 mL in cooking)

1 cup = 0.5 pints (or 1 pint = 2 cups)

1 cup = 0.25 quarts (or 1 quart = 4 cups)

1 cup = 0.125 gallons (or 1 gallon = 16 cups)

FAQ

How many cups are in a fluid ounce?

1 fl oz ≈ 0.125 cups (or ⅛ cup)

How many fluid ounces are in a cup?

1 cup = 8 fl oz

4 fl oz to cups

4 fl oz ÷ 8 = 0.5 cups (or ½ cup)

6 fl oz to cups

6 fl oz ÷ 8 = 0.75 cups (or ¾ cup)

12 fl oz to cups

12 fl oz ÷ 8 = 1.5 cups

16 fl oz to cups

16 fl oz ÷ 8 = 2 cups

1 cup to fl oz

1 cup × 8 = 8 fl oz

½ cup to fl oz

0.5 cups × 8 = 4 fl oz

1 1/2 cups to oz?

1 + 0.5 cups × 8 = 12 fl oz

12 cup to fl oz

12 cup × 8 = 96 fl oz

Related: Cups to Ml.