Convert Fluid Ounces (US) to Milliliters

The fl oz-to-ml conversion appears often when working with volume data across different unit systems. Volume conversions help when following recipes, measuring liquids, or comparing container sizes across US customary and metric units.

To convert, multiply the fluid ounces (us) value by 29.5735. Written as an equation: ml = fl oz × 29.5735.

One fluid ounces (us) equals approximately 29.5735 ml. This means you can multiply any fl oz value by 29.5735 to get the equivalent in ml.

Worked example: 25 fl oz = 739.3375 ml. Enter your own value in the converter above for instant results.

Common mistake: US and UK gallons differ in size, so always check which gallon standard a recipe or specification uses before converting.

Bookmark this page for quick fl oz to ml conversions, or use the swap button to reverse the direction and convert ml back to fl oz.