Fluid Ounce to Milliliter Converter
Quickly and accurately convert volume measurements from fluid ounces to milliliters with our free online Fluid Ounce to Milliliter Converter. Perfect for cooking, medicine, and more.
Common Conversions
| US Fluid Ounces (fl oz) | Milliliters (mL) |
|---|---|
| 0.5 fl oz | 14.7868 mL |
| 1 fl oz | 29.5735 mL |
| 2 fl oz | 59.147 mL |
| 4 fl oz (1/2 cup) | 118.294 mL |
| 8 fl oz (1 cup) | 236.588 mL |
| 16 fl oz (1 pint) | 473.176 mL |
| 32 fl oz (1 quart) | 946.353 mL |
| 128 fl oz (1 gallon) | 3,785.41 mL |
How It Works
Converting from US fluid ounces (fl oz) to milliliters (mL) is a common volume conversion, especially in cooking, medicine, and when working with small liquid volumes.
Conversion Formula:
1 US fluid ounce = 29.5735 milliliters
To convert US fluid ounces to milliliters, multiply the fluid ounce value by 29.5735:
Milliliters = US Fluid Ounces × 29.5735
Example Calculation:
To convert 4 US fluid ounces to milliliters:
Milliliters = 4 fl oz × 29.5735 = 118.294 mL
Our converter handles this calculation automatically and provides results with up to 9 decimal places for precision. It also formats the result to remove unnecessary trailing zeros for better readability.
Common Reference Points:
- 1 US fluid ounce = 29.5735 mL
- 1 tablespoon ≈ 15 mL ≈ 0.51 fl oz
- 1 teaspoon ≈ 5 mL ≈ 0.17 fl oz
- 1 cup = 8 fl oz = 236.588 mL
Frequently Asked Questions
What is a US fluid ounce?
A US fluid ounce (fl oz) is a unit of volume in the US customary system, equal to approximately 29.5735 milliliters. It’s commonly used in the United States for measuring liquids in cooking, beverages, and other consumer products.
What is a milliliter?
A milliliter (mL) is a metric unit of volume equal to one-thousandth of a liter or one cubic centimeter (1 cm³). It’s commonly used worldwide for measuring small volumes of liquids, especially in medicine, cooking, and laboratory settings.
What’s the difference between US and UK fluid ounces?
The US fluid ounce (29.5735 mL) is slightly larger than the UK (imperial) fluid ounce (28.4131 mL). This converter uses the US fluid ounce, which is the standard in the United States.
Why would I need to convert fluid ounces to milliliters?
This conversion is commonly needed when following recipes from different regions, measuring medicine doses, mixing beverages, or working with products labeled in different measurement systems. For example, if you have an American recipe with measurements in fluid ounces but your measuring tools are marked in milliliters.
How accurate is this converter?
Our converter uses the standard conversion factor of 29.5735 milliliters per US fluid ounce, which is accurate to the commonly accepted international standard. The calculator can display results with up to 9 decimal places for high precision needs.
How do I convert milliliters back to fluid ounces?
To convert from milliliters to US fluid ounces, multiply the milliliter value by 0.033814. Alternatively, you can use our Milliliter to Fluid Ounce Converter for quick and accurate conversions.