Reverse Imperial to Metric Converter

Ounces to ML Calculator

Calculate exact millilitres from fluid ounces. Enter your ounce value to convert US customary or UK imperial fluid ounces directly into metric millilitres.

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8.0 ML / 3.3814 US fl oz
0.8% of 1,000 ML Cylinder
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⇄ Reverse Converter: ML to Ounces Calculator📊 View 1–1,000 ML Conversion Chart

📐 How to Convert Ounces to ML

Multiply US fluid ounces by 29.5735 to obtain millilitres. For UK imperial fluid ounces, multiply by 28.4131.

Primary Mathematical Formula
Millilitres (ml) = US fl oz × 29.5735296
Millilitres (ml) = UK fl oz × 28.4130625

✍️ Step-by-Step Worked Examples

Follow these numerical calculations to see how the conversion works:

Example: Convert 8 US fl oz (1 Cup) to ml
8 × 29.5735296 = 236.5882 ml
8 US fl oz ≈ 236.59 ml
Example: Convert 16 US fl oz (1 Pint) to ml
16 × 29.5735296 = 473.1765 ml
16 US fl oz ≈ 473.18 ml

📊 Conversion Reference Table

Quick lookup reference values for standard liquid volumes:

Fluid Ounces (fl oz)US Millilitres (ml)UK Millilitres (ml)Kitchen Equivalent
1 fl oz29.57 ml28.41 ml2 US Tablespoons
2 fl oz59.15 ml56.83 ml1/4 US Cup
4 fl oz118.29 ml113.65 ml1/2 US Cup
8 fl oz236.59 ml227.30 ml1 US Customary Cup
12 fl oz354.88 ml340.96 mlStandard soda can
16 fl oz473.18 ml454.61 ml1 US Pint
32 fl oz946.35 ml909.22 ml1 US Quart

* Exact legal values based on US NIST standard (29.5735296 ml/fl oz) and UK Weights and Measures standard (28.4130625 ml/fl oz).

❓ Frequently Asked Questions

One US fluid ounce equals approximately 29.5735 ml. One UK imperial fluid ounce equals approximately 28.4131 ml.

Multiply US fluid ounces by 29.5735 to obtain millilitres.

Two US fluid ounces equal approximately 59.15 ml.

Four US fluid ounces equal approximately 118.29 ml.

Eight US fluid ounces equal approximately 236.59 ml.

Sixteen US fluid ounces equal approximately 473.18 ml.

No. US and UK fluid ounces have different volumes, so you should select the correct measurement system.

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