Convert US fluid ounces to milliliters, both ways.
Type a volume in US fluid ounces and read the exact milliliters, or type milliliters to convert back. The result updates live, with liters, US cups and tablespoons for context and a one-click copy.
Your volume
Edit either box. The formula is mL = fl oz times 29.5735, and fl oz = mL divided by 29.5735.
236.588 mLWhat this means
Common US measures in milliliters
mL Each bar shows the milliliter equivalent of a common US fluid ounce measure, from a 1 fl oz pour to a 32 fl oz quart. Every height is the fluid ounce value times 29.5735.
Volume milestones
Common fl oz to mL values
| US fluid ounces | Milliliters | mL (rounded) | Where you see it |
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How the conversion works
Conversion Factor
1 US fluid ounce equals 29.5735 mL. Multiply fl oz by 29.57 for mL. The US fluid ounce is different from UK Imperial (28.41 mL).
Recipe Conversion
European recipes use mL; US recipes use fl oz. Converting US measurements to a European kitchen requires this step. Cocktail recipes often mix units.
Standard Volumes
1 fl oz = 29.57 mL. 8 fl oz (1 cup) = 236.59 mL. 16 fl oz (1 pint) = 473.18 mL. 32 fl oz (1 quart) = 946.35 mL. 128 fl oz (1 gallon) = 3785.41 mL.
Common questions
8 fluid ounces is how many mL?
8 US fl oz = 236.59 mL, a standard US cup.
Is the US fluid ounce the same as the weight ounce?
No, they share a name but are different units. 1 fl oz of water weighs about 1.04 weight oz, but other liquids differ.
How big is a shot in mL?
A standard US 'shot' is 1.5 fl oz = 44.36 mL. A 'jigger' usually refers to the same measure.
All conversion runs in your browser. Nothing is uploaded. 1 US fluid ounce is exactly 29.5735295625 mL by definition, so these results are precise, not approximate. This page uses the US fluid ounce, not the UK Imperial one.