1000 ml to Fluid oz (US)
1000 ml = 33.81 fl oz. That is the exact conversion from Milliliters to Fluid oz (US), rounded for practical use.
1,000 ml × 0.033814 = 33.81 fl oz
The formula
Fluid oz (US) = Milliliters × 0.033814, so 1000 × 0.033814 = 33.81 fl oz.
1000 ml × 0.033814 = 33.81 fl oz
To convert 1000 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, 33.81 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 33.81 fl oz.
Nearby values
Frequently asked questions
1000 ml equals 33.81 fl oz. Multiply 1000 by 0.033814 to get there.
Multiply the number of Milliliters by 0.033814. For 1000 ml that gives 33.81 fl oz.
Yes for cooking, no for dosing or labelling. 1000 ml is exactly 33.81 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.