Fluid Ounces to Milliliters Converter
The Formula for Fluid Ounces to Milliliters Converter
To convert fluid ounces (fl oz) to milliliters (mL), the formula is:
1 fluid ounce = 29.5735 milliliters
Thus, the formula is:
milliliters = fluid_ounces × 29.5735
Table of Contents
What Are Fluid Ounces and Milliliters?

Fluid ounces (fl oz) and milliliters (ml) are both units used to measure liquid volume. The fluid ounce is primarily used in the United States and a few other countries, while the milliliter is part of the metric system, commonly used worldwide.
Key Points About Fluid Ounces
- The U.S. fluid ounce equals approximately 29.5735 milliliters.
- It is often used to measure beverages, cooking ingredients, and liquid medications.
Key Points About Milliliters
- One milliliter is one-thousandth of a liter (0.001 liters).
- Commonly used in scientific, medical, and culinary contexts.
Conversion Formula
To convert fluid ounces to milliliters, use the following formula:
Milliliters (ml) = Fluid Ounces (fl oz) × 29.5735
Quick Reference Table
Fluid Ounces (fl oz) | Milliliters (ml) |
1 | 29.5735 |
5 | 147.867 |
10 | 295.735 |
16 | 473.176 |
32 | 946.353 |
Step-by-Step Conversion Guide
- Identify the Fluid Ounces: Determine the number of fluid ounces you want to convert.
- Apply the Formula: Multiply the fluid ounce value by 29.5735.
- Round the Result: If needed, round the result to two decimal places for simplicity.
Example Conversion
Problem: Convert 8 fluid ounces to milliliters.
Solution: 8 fl oz × 29.5735 = 236.588 ml
Thus, 8 fluid ounces equals approximately 236.59 milliliters.
Why Use a Converter?
A converter simplifies the process and eliminates the need for manual calculations. Online tools can provide instant results, saving time and reducing errors.
Practical Applications
Cooking and Baking
Many recipes use fluid ounces and milliliters interchangeably. Accurate measurements are crucial for achieving the best results.
Health and Fitness
Measuring daily water intake often involves converting fluid ounces to milliliters to meet hydration goals.
Scientific Research
Precise liquid measurements are essential in experiments and laboratory settings.
Common Conversion Questions
How Many Milliliters Are in a Fluid Ounce?
There are approximately 29.5735 milliliters in one U.S. fluid ounce.
Is a U.K. Fluid Ounce Different?
Yes, the U.K. fluid ounce is slightly larger, equaling approximately 28.4131 milliliters.
How Do I Convert Milliliters to Fluid Ounces?
Use the formula:
Fluid Ounces (fl oz) = Milliliters (ml) ÷ 29.5735
Are There Apps for Conversions?
Yes, many smartphone apps and websites offer reliable fluid ounce to milliliter converters.
Tips for Accurate Measurement
- Use Proper Tools: Measuring cups with both fluid ounce and milliliter markings are helpful.
- Read at Eye Level: Ensure accurate readings by checking the measurement at eye level.
- Avoid Estimations: Always measure precisely to avoid errors.
Conclusion
Converting fluid ounces to milliliters is simple when you know the right formula. Whether for cooking, health tracking, or scientific research, accurate liquid measurements are essential. Keep this guide handy to make quick and accurate conversions whenever needed.