US Fluid Ounces to Milliliters Converter

One US Fluid Ounce equals 29.57352956 Milliliters (1 fl-oz = 29.57352956 ml). Multiply a US Fluid Ounce value by 29.57352956 to get the equivalent in Milliliters. Use the calculator above for your value, or check the examples and reference table below.

Formula

ml = fl-oz × 29.57352956

Multiply the US Fluid Ounce value by 29.57352956 to get the equivalent value in Milliliters.

Example Conversions

1 US Fluid Ounce (fl-oz)

29.57352956 Milliliter (ml)

5 US Fluid Ounce (fl-oz)

147.8676478 Milliliter (ml)

10 US Fluid Ounce (fl-oz)

295.7352956 Milliliter (ml)

25 US Fluid Ounce (fl-oz)

739.3382391 Milliliter (ml)

100 US Fluid Ounce (fl-oz)

2957.352956 Milliliter (ml)

Conversion Table

Common conversion values from US Fluid Ounce to Milliliter
US Fluid Ounce (fl-oz)Milliliter (ml)
0.12.957352956
0.514.78676478
129.57352956
259.14705912
5147.8676478
10295.7352956
25739.3382391
501478.676478
1002957.352956
2507393.382391
50014786.76478
100029573.52956

How to Convert Manually

Use these steps to convert US Fluid Ounce values to Milliliter without the calculator.

  1. Write down the value in US Fluid Ounce (fl-oz) that you want to convert.
  2. Multiply that value by 29.57352956.
  3. For example, 10 US Fluid Ounces × 29.57352956 = 295.7352956 Milliliters.
  4. Label the result as Milliliter (ml).

Relative Size Comparison

1 US Fluid Ounce
1 fl-oz
1 Milliliter0.0338140227 US Fluid Ounces

This chart shows the visual difference in size between exactly one US Fluid Ounce and one Milliliter.

About US Fluid Ounce and Milliliter

The US fluid ounce is about 29.574 milliliters, one eighth of a US cup. Beverage cans, cosmetics, and baby formula in the US are labeled in fluid ounces. The milliliter is one thousandth of a liter, identical to one cubic centimeter. Medicine doses, cosmetics, and recipe liquids are measured in milliliters. One US Fluid Ounce equals 29.57352956 Milliliters (1 fl-oz = 29.57352956 ml). US Fluid Ounce is used in US beverage can and bottle sizes and in cosmetics labeling in the US. Milliliter is used in liquid medicine doses.

Precision and Rounding:US and imperial volume units share names but differ in size (an imperial gallon is about 20% larger than a US gallon), so confirm which system a figure uses before converting. Kitchen work tolerates rounding to the nearest milliliter or quarter-teaspoon; fuel, chemistry, and brewing need three or more decimal places.

Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).

Worked Example

15US Fluid Ounces equals443.6029434Milliliters.

15 fl-oz × 29.57352956 = 443.6029434 ml

FAQ

How do I convert US Fluid Ounce to Milliliter?

Multiply the US Fluid Ounce value by 29.57352956 to get the equivalent value in Milliliters.

What is the formula for US Fluid Ounce to Milliliter?

The formula is ml = fl-oz × 29.57352956.

How many Milliliters are in 1 US Fluid Ounce?

1 US Fluid Ounce equals 29.57352956 Milliliters.

Can I convert Milliliter back to US Fluid Ounce?

Yes. 1 Milliliter equals 0.0338140227 US Fluid Ounces, and the related converter can reverse the calculation.

What are common names for US Fluid Ounce and Milliliter?

US Fluid Ounce is shown as fl-oz and may also be searched as fluid ounces, fl oz, us fl oz. Milliliter is shown as ml and may also be searched as milliliters, millilitre, millilitres.

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