9 oz to ml
9 fl oz ≈ 266.16 ml
9 US fluid ounces is approximately 266.16 milliliters.
How to convert 9 fl oz to ml
Use the formula ml = fl oz × 29.5735295625:
ml = 9 × 29.5735295625ml = 266.161766
So 9 fl oz = 266.161766 ml, or about 266.16 ml rounded.
Rounded values and quick estimate
- Rounded to a whole number: 266 ml
- Rounded to one decimal place: 266.2 ml
- Conversion factor: 1 US fluid ounce = 29.57 milliliters
Quick mental estimate: multiply by 30. For 9 fl oz that gives about 270 ml — off by 3.84 ml (1.4%). Use the exact formula when precision matters.
9 oz in other units
- Milliliters
- 266.16 ml
- Liters
- 0.2662 L
- Teaspoons
- 54 tsp
- Tablespoons
- 18 tbsp
- US cups
- 1.13 cups
- US pints
- 0.5625 pt
- US quarts
- 0.2813 qt
- US gallons
- 0.0703 gal
- Cubic centimeters
- 266.16 cc
- Cubic inches
- 16.24 cu in
- Cubic feet
- 0.009399 cu ft
- Drops
- 5323.24 drops
- Oil barrels
- 0.001674 bbl
- UK gallons
- 0.0585 UK gal
- Cubic meters
- 0.000266 m³
- Cubic yards
- 0.000348 cu yd
9 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 9 oz in ml?
9 US fluid ounces is about 266.16 milliliters (9 fl oz ≈ 266.16 ml).
How do you convert 9 fl oz to ml?
Apply ml = fl oz × 29.5735295625: ml = 9 × 29.5735295625, ml = 266.161766.
How many US fluid ounces is 266.16 ml?
266.16 ml is about 9 US fluid ounces.