Fluid Volume

Ounces to mL

Convert US fluid ounces (fl oz) and UK Imperial fluid ounces to milliliters (mL).

ModeFluid Ounces (fl oz) → Milliliters (mL)

Enter Fluid Ounces (fl oz):

fl-oz

Presets:

Converted Milliliters (mL):

--ml

Milliliters (mL) = Fluid Ounces (fl oz) × 29.5735 (US) or 28.413 (UK)

Ounces to mL Reference Chart

Live values based on selected inputs

Fluid Ounces (fl oz)	Milliliters (mL)	Culinary Application

Culinary conversions account for physical density differences between aerated powders (flour), crystalline solids (sugar), and emulsions (butter).

Easily navigate discrepancies between US Customary (236.6 ml), US Legal (240 ml), Metric (250 ml), and UK Imperial measurements.

Eliminate guesswork while scaling recipes up or down. Copy results with one click for easy note-taking and baking journals.

How many mL are in 1 US fluid ounce?↓

One US fluid ounce equals 29.5735 milliliters (commonly rounded to 30 mL in nutrition packaging).

How many mL are in an 8 oz cup?↓

An 8 fluid ounce US cup equals approximately 236.6 milliliters.

Is a UK Imperial fluid ounce the same as a US fluid ounce?↓

No. A UK Imperial fluid ounce is slightly smaller: 28.413 mL, compared to the US fluid ounce of 29.574 mL.

Convert cups to milliliters (mL) with support for US Customary (236.6 ml), US Legal (240 ml), Metric (250 ml), and Imperial (284 ml).

Convert milliliters (mL) of cooking liquids, oils, syrups, and dairy directly to weight in grams.

Convert fluid ounces (liquid) and weight ounces (dry ingredients) into recipe cups.

Convert teaspoons (tsp) to milliliters (mL) with US Customary (4.93 mL) and Metric (5.0 mL) options.