20 ml to Fluid oz (US)
20 ml = 0.6763 fl oz. That is the exact conversion from Milliliters to Fluid oz (US), rounded for practical use.
20 ml × 0.033814 = 0.6763 fl oz
The formula
Fluid oz (US) = Milliliters × 0.033814, so 20 × 0.033814 = 0.6763 fl oz.
20 ml × 0.033814 = 0.6763 fl oz
To convert 20 ml yourself, multiply by the fixed factor of 0.033814. The factor never changes, so the same arithmetic works for any quantity of Milliliters you need to express in Fluid oz (US).
For cooking, 0.6763 fl oz can be rounded to a convenient measuring mark without affecting the result. For dosing, labelling, or lab work, keep the full value of 0.6763 fl oz.
Nearby values
Frequently asked questions
20 ml equals 0.6763 fl oz. Multiply 20 by 0.033814 to get there.
Multiply the number of Milliliters by 0.033814. For 20 ml that gives 0.6763 fl oz.
Yes for cooking, no for dosing or labelling. 20 ml is exactly 0.6763 fl oz, and rounding to the nearest mark on a measuring jug is fine in a recipe. Where the printed figure has to match the contents, keep the full value.