Convert Cubic Inches to Fluid Ounces

Enter the volume in cubic inches below to get the value converted to fluid ounces.

Results in Fluid Ounces:
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1 in³ = 0.554113 fl oz

How to Convert Cubic Inches to Fluid Ounces

Calculators can be used to convert measurements from one unit to another

To convert a cubic inch measurement to a fluid ounce measurement, multiply the volume by the conversion ratio. One cubic inch is equal to 0.554113 fluid ounces, so use this simple formula to convert:

fluid ounces = cubic inches × 0.554113

The volume in fluid ounces is equal to the cubic inches multiplied by 0.554113.

For example, here's how to convert 5 cubic inches to fluid ounces using the formula above.
5 in³ = (5 × 0.554113) = 2.770563 fl oz

Cubic inches and fluid ounces are both units used to measure volume. Keep reading to learn more about each unit of measure.

Cubic Inches

The cubic inch is a unit of volume that is equal to the space consumed by a cube with sides that are one inch in all directions.

The cubic inch is a US customary and imperial unit of volume. A cubic inch is sometimes also referred to as a cubic in. Cubic inches can be abbreviated as in³, and are also sometimes abbreviated as cu inch, cu in, or CI. For example, 1 cubic inch can be written as 1 in³, 1 cu inch, 1 cu in, or 1 CI.

Fluid Ounces

The US fluid ounce is a unit of volume equal to 1/16 of apint or 1/8 of a cup. The fluid ounce is sometimes referred to as an "ounce" but should not be confused with the unit of mass. One fluid ounce is equal to just under 29.6 milliliters, but in nutrition labelling, one fluid ounce is rounded to exactly 30 milliliters.

The fluid ounce is a US customary unit of volume. Fluid ounces can be abbreviated as fl oz, and are also sometimes abbreviated as fl. oz. or oz. fl.. For example, 1 fluid ounce can be written as 1 fl oz, 1 fl. oz., or 1 oz. fl..

Cubic Inch Measurements and Equivalent Fluid Ounce Conversions

Common cubic inch values converted to the equivalent fluid ounce value
Cubic Inches Fluid Ounces
1 in³ 0.554113 fl oz
2 in³ 1.1082 fl oz
3 in³ 1.6623 fl oz
4 in³ 2.2165 fl oz
5 in³ 2.7706 fl oz
6 in³ 3.3247 fl oz
7 in³ 3.8788 fl oz
8 in³ 4.4329 fl oz
9 in³ 4.987 fl oz
10 in³ 5.5411 fl oz
11 in³ 6.0952 fl oz
12 in³ 6.6494 fl oz
13 in³ 7.2035 fl oz
14 in³ 7.7576 fl oz
15 in³ 8.3117 fl oz
16 in³ 8.8658 fl oz
17 in³ 9.4199 fl oz
18 in³ 9.974 fl oz
19 in³ 10.53 fl oz
20 in³ 11.08 fl oz
21 in³ 11.64 fl oz
22 in³ 12.19 fl oz
23 in³ 12.74 fl oz
24 in³ 13.3 fl oz
25 in³ 13.85 fl oz
26 in³ 14.41 fl oz
27 in³ 14.96 fl oz
28 in³ 15.52 fl oz
29 in³ 16.07 fl oz
30 in³ 16.62 fl oz
31 in³ 17.18 fl oz
32 in³ 17.73 fl oz
33 in³ 18.29 fl oz
34 in³ 18.84 fl oz
35 in³ 19.39 fl oz
36 in³ 19.95 fl oz
37 in³ 20.5 fl oz
38 in³ 21.06 fl oz
39 in³ 21.61 fl oz
40 in³ 22.16 fl oz

More Cubic Inch Volume Conversions

US Liquid
Convert to Gallons
1 in³ is equal to 0.004329 gallons
Convert to Quarts
1 in³ is equal to 0.017316 quarts
Convert to Pints
1 in³ is equal to 0.034632 pints
US Cooking
Convert to Cups
1 in³ is equal to 0.069264 cups
Convert to Tablespoons
1 in³ is equal to 1.108225 tablespoons
Convert to Teaspoons
1 in³ is equal to 3.324675 teaspoons
US Customary Volume
Convert to Cubic Feet
1 in³ is equal to 0.000579 cubic feet
Convert to Cubic Yards
1 in³ is equal to 2.1433E-5 cubic yards
Metric Volume
Convert to Liters
1 in³ is equal to 0.016387 liters
Convert to Milliliters
1 in³ is equal to 16.387064 milliliters
Convert to Cubic Centimeters
1 in³ is equal to 16.387064 cubic centimeters
Convert to Cubic Meters
1 in³ is equal to 1.6387E-5 cubic meters