Fluid Ounce (UK) to Milliliter Converter

Volume Converter

40 units available

Decimals:

From

To

28.413063

1 fl oz (UK) = 28.413063 mL

Formula:

mL = fl oz (UK) × 28.4130625

With your value: 1 fl oz (UK) = 28.4130625 mL

How big is that?

Everyday references on a logarithmic scale, all expressed in fluid ounce (uk) so you can sanity-check the result.

Milk carton (1/28 your value)0.0352 fl oz (UK)

Kitchen bucket (1/2.8 your value)0.352 fl oz (UK)

Your value1.00 fl oz (UK)

Car fuel tank (1.8× your value)1.76 fl oz (UK)

Bathtub (7.0× your value)7.04 fl oz (UK)

Hot tub (53× your value)52.8 fl oz (UK)

Other Fluid Ounce (UK) to Milliliter conversions

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

Fluid Ounce (UK) to Milliliter Conversion Table

Fluid Ounce (UK) (fl oz (UK))	Milliliter (mL)
0.5	14.206531
1	28.413063
2	56.826125
5	142.065312
10	284.130625
15	426.195938
20	568.26125
25	710.326562
50	1,420.653125
100	2,841.30625
250	7,103.265625
500	14,206.53125
1000	28,413.0625

Milliliter to Fluid Ounce (UK) Conversion Table

Milliliter (mL)	Fluid Ounce (UK) (fl oz (UK))
0.5	0.017598
1	0.035195
2	0.07039
5	0.175975
10	0.351951
15	0.527926
20	0.703902
25	0.879877
50	1.759754
100	3.519508
250	8.79877
500	17.59754
1000	35.19508

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.

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

Milliliter (mL)

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 Fluid Ounce (UK) to Milliliter

To convert from Fluid Ounce (UK) (fl oz (UK)) to Milliliter (mL), multiply the value by 28.4130625.

Formula: mL = fl oz (UK) × 28.4130625

Reverse: fl oz (UK) = mL × 0.0351950797

Step-by-Step Example

Start with your value in Fluid Ounce (UK). For example: 5 fl oz (UK)
Multiply by the conversion factor: 5 x 28.4130625
The result is: 142.065312 mL

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.

About Milliliter

The milliliter equals one thousandth of a liter and is used for small liquid measurements.

Common uses: medicine dosage, cooking, chemistry.

Frequently Asked Questions

How many Milliliter are in 1 Fluid Ounce (UK)?

There are exactly 28.4130625 Milliliter in 1 Fluid Ounce (UK). This means the conversion factor from Fluid Ounce (UK) to Milliliter is 28.4130625.

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

The formula to convert Fluid Ounce (UK) to Milliliter is: mL = fl oz (UK) × 28.4130625. For example, to convert 10 Fluid Ounce (UK) to Milliliter, you would multiply 10 by 28.4130625.

What is a Fluid Ounce (UK)?