Ounces to Milliliters Converter

Our ounces to milliliters converter answers the common question: how many ml are in 1 fluid ounce (29.5735295625 ml) – essential for cooking, baking, and bartending measurements.

1 fluid ounce = 29.5735295625 milliliters | U.S. to Metric Conversion
fl oz

Supports decimal values (e.g., 0.5, 3.75 fluid ounces)

ml

Precision: 1 Decimal Place | 1 fl oz = 29.5735295625 ml

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Quick Ounces to Milliliters Conversions

Ounces to Milliliters Conversion Guide

Understanding how to convert fluid ounces to milliliters accurately for cooking, baking, and bartending measurements.

Conversion Formula & Factor

To convert fluid ounces to milliliters:

Standard Conversion:

Formula: ml = fluid ounces × 29.5735295625

1 fluid ounce = 29.5735295625 milliliters

To convert milliliters to fluid ounces:

Reverse Conversion:

Formula: fluid ounces = ml ÷ 29.5735295625

1 milliliter = 0.033814 fluid ounces

Example Conversions:

Convert 2.5 fluid ounces to milliliters:

2.5 fl oz × 29.5735295625 = 73.93 ml

Convert 150 ml to fluid ounces:

150 ml ÷ 29.5735295625 = 5.07 fl oz

Understanding Liquid Units

Fluid Ounces (fl oz):

  • A unit of volume in the U.S. customary system
  • Used primarily in the United States for liquid measurements
  • 1 fluid ounce = 1/16 of a U.S. pint
  • 1 cup = 8 fluid ounces
  • 16 fluid ounces = 1 U.S. pint
  • Used for:
    • Liquid ingredients in recipes
    • Beverage serving sizes
    • Liquid medications
    • Alcohol measurements in bartending

Milliliters (ml):

  • A metric unit of volume (1/1000 of a liter)
  • Used in most countries worldwide as the standard liquid measurement
  • 1 milliliter = 1 cubic centimeter (cc)
  • 1 liter = 1000 milliliters
  • Used for:
    • Liquid measurements in international recipes
    • Medicine dosages globally
    • Beverage containers in most countries
    • Scientific and medical measurements

U.S. vs. Imperial Fluid Ounces:

U.S. Fluid Ounce:
  • 1 fl oz = 29.5735295625 ml
  • 1 cup = 8 fl oz = 236.588 ml
  • 1 gallon = 128 fl oz
  • Used in United States
Imperial Fluid Ounce:
  • 1 imperial fl oz = 28.4131 ml
  • 1 imperial cup = 10 fl oz = 284.131 ml
  • 1 imperial gallon = 160 fl oz
  • Used in United Kingdom and some Commonwealth countries

Ounces to Milliliters Conversion Table

Quick reference for common fluid ounce to milliliter conversions in cooking and bartending.

Fluid Ounces (fl oz) Milliliters (ml) Common Uses
¼ fl oz 7.40 ml Small flavoring additions
½ fl oz 14.79 ml Extracts and flavorings
1 fl oz 29.57 ml Shot (small)
1.5 fl oz 44.36 ml Standard shot
2 fl oz 59.15 ml Double shot
4 fl oz 118.29 ml Half cup measurement
8 fl oz 236.59 ml 1 cup liquid
16 fl oz 473.18 ml 1 pint / large glass
32 fl oz 946.35 ml 1 quart / bottle
64 fl oz 1,892.71 ml Half gallon container

Note: This table uses U.S. fluid ounces. For imperial fluid ounces (UK), 1 fl oz equals 28.41 ml, which is slightly less than the U.S. measurement. Always check recipe origin when converting.

Common Uses for Ounces to mL Conversion

Practical scenarios where converting between these liquid units is essential.

International Recipes

Converting U.S. fluid ounces to milliliters in global recipes.

Example: 4 fl oz milk = 118.29 ml milk

Bartending

Precise alcohol measurements for cocktails and drinks.

Example: 1.5 fl oz vodka = 44.36 ml vodka

Medication

Converting liquid medicine dosages between units.

Example: 0.5 fl oz = 14.79 ml dosage

Baking

Accurate liquid measurements for precise baking results.

Example: 8 fl oz water = 236.59 ml water

Nutrition Tracking

Calculating fluid intake and beverage quantities.

Example: 16 fl oz water = 473.18 ml water

Home Brewing

Precise liquid measurements for brewing beer and wine.

Example: 32 fl oz = 946.35 ml brewing liquid

Frequently Asked Questions

Answers to common questions about ounces to milliliters conversion.

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