20 oz to ml
20 fl oz ≈ 591.47 ml
20 US fluid ounces is approximately 591.47 milliliters.
How to convert 20 fl oz to ml
Use the formula ml = fl oz × 29.5735295625:
ml = 20 × 29.5735295625ml = 591.470591
So 20 fl oz = 591.470591 ml, or about 591.47 ml rounded.
Rounded values and quick estimate
- Rounded to a whole number: 591 ml
- Rounded to one decimal place: 591.5 ml
- Conversion factor: 1 US fluid ounce = 29.57 milliliters
Quick mental estimate: multiply by 30. For 20 fl oz that gives about 600 ml — off by 8.53 ml (1.4%). Use the exact formula when precision matters.
20 oz in other units
- Milliliters
- 591.47 ml
- Liters
- 0.5915 L
- Teaspoons
- 120 tsp
- Tablespoons
- 40 tbsp
- US cups
- 2.5 cups
- US pints
- 1.25 pt
- US quarts
- 0.625 qt
- US gallons
- 0.1563 gal
- Cubic centimeters
- 591.47 cc
- Cubic inches
- 36.09 cu in
- Cubic feet
- 0.0209 cu ft
- Drops
- 11829.41 drops
- Oil barrels
- 0.00372 bbl
- UK gallons
- 0.1301 UK gal
- Cubic meters
- 0.000591 m³
- Cubic yards
- 0.000774 cu yd
20 fl oz and nearby values
About us fluid ounces and milliliters
A US fluid ounce is 1/128 of a US gallon, about 29.57 ml. (A UK imperial fluid ounce is slightly smaller, 28.41 ml.)
A milliliter is one thousandth of a liter, equal to one cubic centimeter. It is used for drinks, medicine doses and cooking.
Related conversions
Frequently asked questions
What is 20 oz in ml?
20 US fluid ounces is about 591.47 milliliters (20 fl oz ≈ 591.47 ml).
How do you convert 20 fl oz to ml?
Apply ml = fl oz × 29.5735295625: ml = 20 × 29.5735295625, ml = 591.470591.
How many US fluid ounces is 591.47 ml?
591.47 ml is about 20 US fluid ounces.