UK Fluid Ounces to Millilitres Converter
Type a value in UK fluid ounces to see it in millilitres. It works both ways: type in the millilitres box to convert back.
Formula
To convert UK fluid ounces to millilitres, multiply by 28.4130625.
1 UK fl oz = 28.4130625 ml and 1 ml = 0.0351950797279 UK fl oz.
UK fluid ounces to millilitres table
| UK fluid ounces | Millilitres |
|---|---|
| 1 UK fl oz | 28.41306 ml |
| 2 UK fl oz | 56.82612 ml |
| 4 UK fl oz | 113.6522 ml |
| 6 UK fl oz | 170.4784 ml |
| 8 UK fl oz | 227.3045 ml |
| 10 UK fl oz | 284.1306 ml |
| 12 UK fl oz | 340.9567 ml |
| 16 UK fl oz | 454.609 ml |
| 20 UK fl oz | 568.2612 ml |
Worked examples
2 UK fl oz in millilitres
2 UK fl oz
56.82612 ml
2 × 28.4130625 = 56.826125
8 UK fl oz in millilitres
8 UK fl oz
227.3045 ml
8 × 28.4130625 = 227.3045
16 UK fl oz in millilitres
16 UK fl oz
454.609 ml
16 × 28.4130625 = 454.609
About UK Fluid Ounces to Millilitres Converter
This converter turns UK fluid ounces into millilitres as you type, and works the other way too: type in the millilitres box to convert back. To convert UK fluid ounces to millilitres, multiply by 28.4130625. For example, 2 UK fl oz is 56.82612 ml, and 8 UK fl oz is 227.3045 ml.
Volume conversions are easy to get wrong because UK and US gallons, pints and fluid ounces are different sizes. Each page here says which system it uses. Both units have exact definitions, so the converter gives an exact result, rounded only for display. Use the table below for common values, or set the decimal places to round the answer for a form or a label.
How to use UK Fluid Ounces to Millilitres Converter
- Type the amount in UK fluid ounces in the first box.
- Read the answer in millilitres in the second box and in the result line below.
- To convert the other way, type in the millilitres box instead, or use the swap button to open the millilitres to UK fluid ounces page.
- Choose a number of decimal places if you need a rounded figure, then copy the result line.
Common uses
- Following a recipe from another country
- Working out a drink size or a bottle size
- Comparing fuel economy or tank sizes
- Converting fuel, paint or liquid quantities
Frequently asked questions
How many millilitres are in one UK fluid ounce?
There are 28.4130625 millilitres in one UK fluid ounce. This figure is exact, because both units have fixed definitions.
How do I convert UK fluid ounces to millilitres?
To convert UK fluid ounces to millilitres, multiply by 28.4130625. For example, 16 UK fl oz is 454.609 ml.
How do I convert millilitres to UK fluid ounces?
Going the other way, divide by 28.4130625 (the same as multiplying by 0.03519507973). The millilitres to UK fluid ounces converter does this for you.
What is 10 UK fl oz in millilitres?
10 UK fl oz is 284.1306 ml.
Why are UK and US gallons different?
The UK redefined its gallon in 1824 as the volume of 10 pounds of water, about 4.546 litres. The US kept an older wine gallon of 231 cubic inches, about 3.785 litres. Pints and fluid ounces differ for the same reason.