oz to ml Converter
Convert fluid ounces to millilitres instantly with formula and worked examples.
Ready to calculate?
› Open the Unit ConverterBackground
Convert fluid ounces (fl oz) to millilitres (ml) instantly. This is one of the most commonly needed conversions in the volume category, required in engineering, science, and everyday life across different measurement systems.
Understanding fl oz and ml
Fluid ounces and millilitres are both units of volume. fl oz is part of the imperial system, while ml belongs to the metric system. The exact conversion factor is 29.5735 (0.033814 in reverse).
When You Need This Conversion
This conversion is needed when working with international specifications, reading metric measurements in a imperial country, or using equipment calibrated in different units.
How to Use This Calculator
- Open the Unit Converter
Navigate to the converter and select '{cat.title()}' from the category dropdown.
- Select fl oz as source
Choose fluid ounces as your starting unit.
- Enter your value in fl oz
Type the number you want to convert.
- Select ml as target
Choose millilitres to see the result instantly.
- Read the result
The converted value appears immediately with full precision.
Applications
Cocktails
2 fl oz shot = 59.15 ml. US cocktail recipes need conversion for metric jiggers.
Perfume
3.4 fl oz = 100.55 ml. Fragrance bottles listed in fl oz.
Baby Formula
4 fl oz feeding = 118.29 ml. Convert US feeding instructions.
Frequently Asked Questions
How do you convert fl oz to ml?
Multiply by 29.5735 (US). 8 fl oz = 236.59 ml.
US vs imperial fl oz?
US: 29.5735 ml. Imperial: 28.4131 ml. Small but significant difference.
How many fl oz in 100 ml?
100 รท 29.5735 = 3.38 US fl oz.