Oz to ml
1 fl oz = 29.5735295625 ml. Type in either box to convert both ways, in exact decimals.
The formula
1 fl oz = 29.5735295625 ml
To convert US fluid ounces to millilitres, multiply by 29.5735295625.
A US fluid ounce is exactly 29.5735295625 ml. A UK (imperial) fluid ounce is a little smaller: exactly 28.4130625 ml. This page uses US fluid ounces; pick UK fluid ounces in the app for British recipes.
Common values
| US fluid ounces | ml (US fl oz) | ml (UK fl oz) |
|---|---|---|
| 1 | 29.57 | 28.41 |
| 2 | 59.15 | 56.83 |
| 3 | 88.72 | 85.24 |
| 4 | 118.29 | 113.65 |
| 6 | 177.44 | 170.48 |
| 8 | 236.59 | 227.3 |
| 12 | 354.88 | 340.96 |
| 16 | 473.18 | 454.61 |
| 20 | 591.47 | 568.26 |
| 32 | 946.35 | 909.22 |
| 64 | 1,892.71 | 1,818.44 |
Worked out by Figure's own converter, rounded to 2 decimal places.
How to use it
Type a number in the top box and the answer appears in the bottom one as you type; type in the bottom box to go the other way. The round button swaps the units, the unit names open every other unit, and the Every unit list shows the same amount in all of them. Sums work in the boxes too. Nothing is uploaded and there is no account.
Good for:
- Drink, bottle and can sizes
- Baby bottles and formula
- Cocktail and coffee recipes
- Travel liquids: the 100 ml cabin limit
- Cosmetics and medicine
Questions
How many millilitres is 1 US fluid ounce?
1 US fluid ounce is exactly 29.5735295625 millilitres.
How many ounces is 100 ml?
100 ml is 3.38 US fl oz, or 3.52 UK fl oz.
Is a fluid ounce the same as an ounce of weight?
No. A fluid ounce measures volume; an ounce measures weight. A US fluid ounce of water weighs about 1.04 oz.