Convert Fluid Ounces (US) to Milliliters

1 Fluid Ounces (US) = 29.5735 Milliliters
fl oz
29.5735
mL
Formula: mL = fl oz × 29.5735
Fluid Ounces (US) (fl oz)Milliliters (mL)
129.5735
259.147
5147.8675
10295.735
25739.3375
501478.675
1002957.35
2507393.375
50014786.75
100029573.5

How to Convert Fluid Ounces (US) to Milliliters

Volume conversion is used daily in cooking, chemistry, fuel measurement, and manufacturing. Understanding how to convert between Fluid Ounces (US) and Milliliters helps bridge metric and imperial systems. For quick reference: 1 US gallon ≈ 3.79 liters, 1 liter ≈ 33.8 fl oz, and a standard water bottle is 500 mL (about 17 fl oz).

Conversion Formula

mL = fl oz × 29.5735

The factor 29.5735 represents how many mL equal one fl oz. This relationship is fixed and based on the defined sizes of each unit.

Step-by-Step Examples

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Frequently Asked Questions

How do I convert Fluid Ounces (US) to Milliliters?

Multiply the value in Fluid Ounces (US) by 29.5735. For example, 10 fl oz = 295.735 mL.

What is the difference between US and UK gallons?

A US gallon is 3.78541 liters, while a UK (Imperial) gallon is 4.54609 liters — about 20% larger. Always check which gallon is being referenced.

How many Milliliters are in one Fluid Ounce?

One fl oz equals 29.5735 mL. Use this factor for any conversion between these units.

Is this conversion exact?

The conversion factor 29.5735 is accurate to six significant figures, suitable for cooking, science, and industrial applications.

What are common volume references in both metric and US units?

A standard water bottle is 500 mL (about 16.9 fl oz). 1 US gallon ≈ 3.79 liters. 1 liter ≈ 33.8 fl oz (about 4.2 US cups). A US cup is 236.6 mL (8 fl oz). A tablespoon is about 14.8 mL (0.5 fl oz). A bathtub holds roughly 300 liters (80 US gallons).