Cubic Inch to Fluid Ounce (UK) Converter

Volume Converter

40 units available

Decimals:

From

To

0.576744

1 in³ = 0.576744 fl oz (UK)

Formula:

fl oz (UK) = in³ × 0.576744024

With your value: 1 in³ = 0.57674402 fl oz (UK)

How big is that?

Everyday references on a logarithmic scale, all expressed in cubic inch so you can sanity-check the result.

Soda can (1/50 your value)0.0201 in³

Milk carton (1/16 your value)0.0610 in³

Kitchen bucket (1/1.6 your value)0.610 in³

Your value1.00 in³

Car fuel tank (3.1× your value)3.05 in³

Bathtub (12× your value)12.2 in³

Other Cubic Inch to Fluid Ounce (UK) conversions

2 in³ to fl oz (UK)3 in³ to fl oz (UK)4 in³ to fl oz (UK)5 in³ to fl oz (UK)6 in³ to fl oz (UK)7 in³ to fl oz (UK)8 in³ to fl oz (UK)

Cubic Inch to Fluid Ounce (UK) Conversion Table

Cubic Inch (in³)	Fluid Ounce (UK) (fl oz (UK))
0.5	0.288372
1	0.576744
2	1.153488
5	2.88372
10	5.76744
15	8.65116
20	11.53488
25	14.418601
50	28.837201
100	57.674402
250	144.186006
500	288.372012
1000	576.744024

Fluid Ounce (UK) to Cubic Inch Conversion Table

Fluid Ounce (UK) (fl oz (UK))	Cubic Inch (in³)
0.5	0.866936
1	1.733871
2	3.467743
5	8.669357
10	17.338715
15	26.008072
20	34.677429
25	43.346786
50	86.693573
100	173.387145
250	433.467864
500	866.935727
1000	1,733.871455

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Cubic Inch (in³)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Fluid Ounce (UK) (fl oz (UK))

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Cubic Inch to Fluid Ounce (UK)

To convert from Cubic Inch (in³) to Fluid Ounce (UK) (fl oz (UK)), multiply the value by 0.576744024.

Formula: fl oz (UK) = in³ × 0.576744024

Reverse: in³ = fl oz (UK) × 1.7338714549

Step-by-Step Example

Start with your value in Cubic Inch. For example: 5 in³
Multiply by the conversion factor: 5 x 0.576744024
The result is: 2.88372 fl oz (UK)

About Cubic Inch

The cubic inch (in³) is a unit of volume and capacity. One cubic inch equals 0.016387064 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Fluid Ounce (UK)

The fluid ounce (uk) (fl oz (UK)) is a unit of volume and capacity. One fluid ounce (uk) equals 0.0284130625 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

Frequently Asked Questions

How many Fluid Ounce (UK) are in 1 Cubic Inch?

There are exactly 0.576744024 Fluid Ounce (UK) in 1 Cubic Inch. This means the conversion factor from Cubic Inch to Fluid Ounce (UK) is 0.576744024.

What is the formula to convert Cubic Inch to Fluid Ounce (UK)?

The formula to convert Cubic Inch to Fluid Ounce (UK) is: fl oz (UK) = in³ × 0.576744024. For example, to convert 10 Cubic Inch to Fluid Ounce (UK), you would multiply 10 by 0.576744024.

What is a Cubic Inch?