Fluid Ounces to ML Converter
Convert fluid ounce (us) to milliliter instantly. 1 fl oz = 29.57352956 ml, worked steps and a full reference table.
How to use it
- Type the value in fluid ounce (us) — the result updates as you type.
- Use Swap to flip the direction, or change either dropdown to convert between any two units.
- Click the result to copy it. The URL updates too, so you can bookmark or share the exact conversion.
Examples
| 1 fl oz | 29.57352956 ml |
| 5 fl oz | 147.8676478 ml |
| 10 fl oz | 295.7352956 ml |
| 100 fl oz | 2957.352956 ml |
One fluid ounce (us) equals 29.57353 milliliters (ml). To convert fluid ounce (us)s to milliliters, multiply by 29.57353; to go back the other way, multiply by 0.033814023 instead.
The converter above does it as you type and shows the working underneath, so you can check the arithmetic rather than take the number on trust.
What fluid ounce (us)s and milliliters actually measure
Fluid ounce (US) (fl oz) — A US fluid ounce is about 29.57 millilitres. The imperial one is 28.41 ml, which is why recipes go wrong across the Atlantic. Drinks and cooking in the US.
Milliliter (ml) — A millilitre is a thousandth of a litre, and exactly one cubic centimetre. Medicine doses, cooking and cosmetics.
Fluid Ounces to ML conversion table
The most common values, worked out in advance. Anything not listed can be typed straight into the converter.
| fl oz | ml |
|---|---|
| 1 fl oz | 29.57353 ml |
| 2 fl oz | 59.147059 ml |
| 5 fl oz | 147.86765 ml |
| 10 fl oz | 295.7353 ml |
| 25 fl oz | 739.33824 ml |
| 50 fl oz | 1478.6765 ml |
| 100 fl oz | 2957.353 ml |
How to convert fluid ounce (us)s to milliliters by hand
Multiply the number of fluid ounce (us)s by 29.57353.
For example, 25 fl oz × 29.57353 = 739.33824 ml.
Going the other way, divide by 29.57353 — or multiply by 0.033814023, which is the same thing and easier to do in your head.
Everything runs in your browser
There is no server involved in the calculation. The numbers you type never leave your device, nothing is logged, and the page keeps working with no connection once it has loaded. That is not a marketing line — it is simply how the tool is built, because a calculation like this has no reason to touch a network.
Questions people ask
How many ml are in 1 fl oz?
1 fl oz equals exactly 29.57352956 ml. Multiply any value in fluid ounce (us) by 29.57352956 to get milliliter.
Is anything uploaded to a server?
No. The whole calculation happens in your browser. Nothing is sent anywhere, and the page keeps working offline once loaded.
Last updated 18 August 2026