Fluid Ounces to Milliliters Converter
fl oz → mL · 🧪 Volume
1 Fluid Ounces = 29.5735 Milliliters
How to convert Fluid Ounces to Milliliters
To convert Fluid Ounces to Milliliters, multiply the value in Fluid Ounces by 29.5735. For example, 5 fl oz = 147.8675 mL.
The Fluid Ounces-to-Milliliters conversion comes up often in everyday and professional contexts alike. With 1 fl oz equal to 29.5735 mL, you can use the tool above for any value, or scan the table below for the most common Fluid Ounces amounts and their Milliliters equivalents.
Volume conversions are essential in the kitchen, in science, and in any situation involving liquids or capacity. They're also one of the trickiest areas because US and UK (imperial) measurements share names but differ in size.
Understanding Fluid Ounces and Milliliters
A US gallon (3.785 liters) is noticeably smaller than a UK gallon (4.546 liters) — about 20% less. The same applies to pints, quarts, and fluid ounces. Cups, tablespoons, and teaspoons are the backbone of recipe measurement, while liters and milliliters dominate scientific and most international contexts. This US/UK split is the single biggest source of error in volume conversion.
How accurate is this conversion?
Volume conversions here use the internationally accepted definitions: the US gallon is exactly 3.785411784 liters and the imperial gallon is exactly 4.54609 liters. Always confirm which system a recipe or specification uses before converting.
All conversion factors on ClearUnits are based on internationally recognised standards (the International System of Units, SI, and official definitions). Factors are reviewed for accuracy and the calculator uses full-precision values, rounding only the displayed result.
Quick reference: common Fluid Ounces to Milliliters values
The most frequently searched conversions are 1 Fluid Ounces = 29.5735 Milliliters, 5 Fluid Ounces = 147.8675 Milliliters, 10 Fluid Ounces = 295.735 Milliliters, and 100 Fluid Ounces = 2,957.35 Milliliters. The full table further down covers every common value, and the calculator handles any number you need in between.
Pro tip: When following a recipe, check the source country first. A British recipe calling for a pint of liquid means 568 mL, while an American pint is only 473 mL — enough difference to affect the result of baking and sauces.
Fluid Ounces to Milliliters — Conversion Table
| Fluid Ounces (fl oz) | Milliliters (mL) |
|---|---|
| 0.1 fl oz | 2.95735 mL |
| 0.25 fl oz | 7.393375 mL |
| 0.5 fl oz | 14.78675 mL |
| 1 fl oz | 29.5735 mL |
| 2 fl oz | 59.147 mL |
| 5 fl oz | 147.8675 mL |
| 10 fl oz | 295.735 mL |
| 25 fl oz | 739.3375 mL |
| 50 fl oz | 1,478.675 mL |
| 100 fl oz | 2,957.35 mL |
| 250 fl oz | 7,393.375 mL |
| 500 fl oz | 14,786.75 mL |
| 1000 fl oz | 29,573.5 mL |