Convert between cups and dry ounces or fluid ounces for a wide range of ingredients, and find out how many ounces there are in a cup.
On this page:
How many dry ounces are in a cup?
A cup of flour measures about 4.4 oz, a cup of sugar about 7.1 oz, and a cup of butter about 8 oz.
- One US cup of all-purpose flour converts to 4.4 oz.
- One US cup of granulated sugar converts to 7.1 oz.
- One US cup of un-sifted powdered sugar converts to 4.2 oz.
- One US cup of chocolate chips converts to 6 oz.
When converting between cups and dry ounces (oz) it's important to remember that the cup is a unit of volume and the dry ounce (oz) is a unit of weight. This means that the density of the substance needs to be factored into the conversion. As an example, a cup of flour weighs less than a cup of butter (4.4 ounces versus 8 ounces).
1 cup to dry ounces for ingredientsIngredient1 Cup (US)1/2 Cup (US)Flour (all-purpose)4.4 oz2.2 ozFlour (bread)4.48 oz2.24 ozButter8 oz4 ozHoney11.85 oz5.93 ozMargarine8.1 oz4.05 ozMilk8.64 oz4.32 ozOats3.6 oz1.8 ozSugar (granulated)7.1 oz3.55 ozSugar (brown)7.05 oz3.53 ozSugar (caster)6.68 oz3.34 ozSugar (powdered)4.2 oz2.1 oz
A full list of ingredient conversions is available on the baking ingredient conversions page. You can also convert cups to grams here.
AdvertisementHow many fluid ounces are in a cup?
In the United States, one cup holds 8 fluid ounces. In the United Kingdom, one cup holds 10 UK fluid ounces.
- 1 US cup (236.6mL) = 8 US fluid ounces
- 1 UK cup (284.1mL) = 10 UK fluid ounces
- 1 metric cup (250mL) = 8.799 UK fluid ounces
US cups to fluid ounces chartCups (US)Ounces (fluid)Tablespoons (US)1 cup8 fl oz16 tbsp3/4 cup6 fl oz12 tbsp2/3 cup5.3 fl oz10.6 tbsp1/2 cup4 fl oz8 tbsp1/3 cup2.7 fl oz5.3 tbsp1/4 cup2 fl oz4 tbsp
Cups to fluid ounces infographic
The infographic below shows measurements for US cups to ounces, tablespoons, teaspoons and milliliters. Note that all figures are rounded to the nearest whole number.
Converting between other cooking units
To convert between other cooking units such as grams, pounds, quarts, tablespoons, teaspoons, litres and more, give the cooking converter a try. You can also convert directly between cups and mL and ounces and mL.
To convert cups to ounces (oz), you may use the cups to ounces converter above. Alternatively, to find out how many ounces there are in "x" cups, you may use the cups to ounces table.
Below, you will find information of how to find out how many ounces there are in "x" cups, including the formulas and example conversions.
The converter and the tables are based on the US cups and the US fluid ounces.
How many ounces in a cup?
There are 8 ounces in a cup. To convert cups to ounces, multiply the cup value by 8.
For example, to find out how many ounces in a cup and a half, multiply 1.5 by 8, that makes 12 ounces in 1.5 cups.
cups to ounces formula
ounce = cup * 8
How to convert ounces to cups?
1 Ounce (oz) is equal to 0.125 cup. To convert ounces to cups, multiply the ounce value by 0.125 or divide by 8.
For example, to convert 16 ounces to cups, divide 16 by 8, that makes 2 cups in 16 ounces.
ounces to cups formula
cup = ounce * 0.125
cup = ounce / 8
What is a Cup?
Cup is a volume unit. 1 US cup = 8 US fluid ounces. The symbol is "c".
There are a few commonly accepted sizes for cups such as US cup, Metric cup, Imperial cup and the Canadian cup. There are two types of fluid ounces, US fluid ounce and the Imperial fluid ounce. So, depending on what types of cups and fluid ounces are converted, the answer to the question of how many fluid ounces in a cup might be different. If you are converting from US cups to fluid ounces, then there are 8 fluid ounces in a cup.
The list of conversion factors from cups to fluid ounces:
- 1 US cup = 8 US fluid ounces
- 1 Imperial cup = 10 Imperial fluid ounces
- 1 Metric cup = 8.798769 Imperial fluid ounce
- 1 Canadian cup = 7.686079 US fluid ounces
Common conversions from cups to oz (fluid):
- 1/4 cup = 2 oz
- 1/3 cup = 2.667 oz
- 1/2 cup = 4 oz
- 3/4 cup = 6 oz
- 2 cups = 16 oz
What is a Fluid Ounce?
Fluid ounce is an imperial and United States Customary measurement system volume unit. 1 US fluid oz = 0.125 US cup. The symbol is "fl oz".
To convert from US, UK cup and Metric cup to UK and US fluid ounces, please visit all volume units conversion.
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