# How Many Cups in 18 Ounces?

18 Ounces (oz) to cups converter. How many cups in 18 ounces? We assume you are converting between US fluid ounces and US cups.

18 oz equal to 2.25 cups or there are 2.25 cups in 18 ounces.

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## How to convert 18 ounces (oz) to cups?

The conversion factor from oz to cups is 0.125 (1/8). To convert any value of oz to cups, multiply the oz value by the conversion factor.

To convert 18 oz to cups, multiply 18 by 0.125 (or divide 18 by 8), that makes 18 oz equal to 2.25 cups.

18 ounces to cups formula

cup = ounce value * 0.125 (or ounce value / 8)

cup = 18 / 8

cup = 2.25

Common conversions from 18.x oz to cups:

• 18 oz = 2.25 cups
• 18.1 oz = 2.2625 cups
• 18.2 oz = 2.275 cups
• 18.3 oz = 2.2875 cups
• 18.4 oz = 2.3 cups
• 18.5 oz = 2.3125 cups
• 18.6 oz = 2.325 cups
• 18.7 oz = 2.3375 cups
• 18.8 oz = 2.35 cups
• 18.9 oz = 2.3625 cups

What is a Fluid Ounce?

Fluid ounce is an imperial and United States Customary measurement system volume unit. 1 US fluid ounce = 0.125 US cup. The symbol is "fl oz".

What is a Cup?

Cup is a volume unit. 1 US cup = 8 US fluid oz. The symbol is "c".

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.