UnitCon

Fluid Ounces to Milliliters Converter

Convert US fluid ounces to milliliters for mixing drinks, medicine dosing, and international recipe adaptation. Anyone following a US recipe with a metric kitchen scale needs this conversion constantly.

Formula

Multiply US fluid ounces by 29.5735 to get milliliters. To reverse, divide milliliters by 29.5735 to get fluid ounces.

Quick reference

US Fluid Ounce (US_fl_oz)Milliliter (mL)
129.57353
259.14706
4118.2941
8236.5882
12354.8824
16473.1765
20591.4706
24709.7647
32946.3529
641,892.706

About these units

US Fluid Ounce

The US fluid ounce (29.5735 mL) is defined as 1/128 of a US gallon. It differs slightly from the imperial fluid ounce (28.413 mL). Both trace back to medieval liquid measure traditions in England.

Milliliter

The milliliter is the standard small liquid volume unit in the metric system, equal to one cubic centimeter. It is universally used in science, medicine, and consumer products in metric countries.

← All Volume conversions

Frequently asked questions

One US fluid ounce ≈ 29.57 mL.

1000 ÷ 29.5735 ≈ 33.81 fl oz.

A US standard shot is 1.5 fl oz = 44.36 mL. Some bars pour 1 oz (29.57 mL) shots.