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Fluid Ounces to Milliliters Converter

Convert fluid ounces to milliliters instantly with our free volume converter. 1 fluid ounce = 29.57353 ml — type any value below and the result updates live.

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Fluid Ounces to Milliliters Formula

Milliliters = Fluid Ounces × 29.57353 (Fluid Ounces = Milliliters × 0.033814)

Volume conversion for cooking, fuel, and engineering — metric liters and milliliters alongside US customary gallons, quarts, pints, cups, and fluid ounces.

Fluid Ounces to Milliliters Conversion Table

Fluid OuncesMilliliters
1 fl oz=29.57353 ml
2 fl oz=59.147059 ml
5 fl oz=147.867648 ml
10 fl oz=295.735296 ml
25 fl oz=739.338239 ml
50 fl oz=1,478.676478 ml
100 fl oz=2,957.352956 ml

About Fluid Ounces and Milliliters

A US fluid ounce is 1/128 of a US gallon (29.5735 ml). The unit for drink servings, bottles, and small liquid measures.

A milliliter is one-thousandth of a liter — about 20 drops of water. The standard for medicine, recipes, and lab work.

Frequently Asked Questions

How many milliliters are in one fluid ounce?
One fluid ounce equals 29.57353 milliliters. Multiply any fluid ounces value by 29.57353 to convert it.
What is the formula for converting fluid ounces to milliliters?
Milliliters = Fluid Ounces × 29.57353. To reverse it: fluid ounces = milliliters × 0.033814.
How do I convert milliliters back to fluid ounces?
Divide the milliliters value by 29.57353 (equivalently, multiply by 0.033814). Or use our milliliters-to-fluid ounces converter going the other way.
Which is bigger, a fluid ounce or a milliliter?
A fluid ounce is bigger — one fluid ounce equals 29.57353 milliliters.