How do you convert milliliters to fluid ounces?
Divide the number of milliliters by 29.57. In your head, divide by 30: 250 ml gives 8.3 fl oz against 8.45 in reality, keeping the gap under 2 %.
milliliters = US fluid ounces × 29.5735
Common volumes in milliliters and fluid ounces
| 5 ml (teaspoon) | 0.17 fl oz |
| 30 ml | 1.01 fl oz |
| 50 ml (miniature) | 1.69 fl oz |
| 100 ml (carry-on limit) | 3.38 fl oz |
| 200 ml | 6.76 fl oz |
| 250 ml | 8.45 fl oz |
| 330 ml (can) | 11.16 fl oz |
| 500 ml | 16.91 fl oz |
| 750 ml (wine bottle) | 25.36 fl oz |
| 1,000 ml (1 liter) | 33.81 fl oz |
| 1,500 ml (magnum, 2 bottles) | 50.72 fl oz |
Show every value
- 1 ml = 0.03381 fl oz
- 2 ml = 0.06763 fl oz
- 3 ml = 0.10144 fl oz
- 4 ml = 0.13526 fl oz
- 5 ml = 0.16907 fl oz
- 6 ml = 0.20288 fl oz
- 7 ml = 0.2367 fl oz
- 8 ml = 0.27051 fl oz
- 9 ml = 0.30433 fl oz
- 10 ml = 0.33814 fl oz
- 11 ml = 0.37195 fl oz
- 12 ml = 0.40577 fl oz
- 13 ml = 0.43958 fl oz
- 14 ml = 0.4734 fl oz
- 15 ml = 0.50721 fl oz
- 16 ml = 0.54102 fl oz
- 17 ml = 0.57484 fl oz
- 18 ml = 0.60865 fl oz
- 19 ml = 0.64247 fl oz
- 20 ml = 0.67628 fl oz
- 21 ml = 0.71009 fl oz
- 22 ml = 0.74391 fl oz
- 23 ml = 0.77772 fl oz
- 24 ml = 0.81154 fl oz
- 25 ml = 0.84535 fl oz
- 26 ml = 0.87916 fl oz
- 27 ml = 0.91298 fl oz
- 28 ml = 0.94679 fl oz
- 29 ml = 0.98061 fl oz
- 30 ml = 1.01442 fl oz
- 31 ml = 1.04823 fl oz
- 32 ml = 1.08205 fl oz
- 33 ml = 1.11586 fl oz
- 34 ml = 1.14968 fl oz
- 35 ml = 1.18349 fl oz
- 36 ml = 1.2173 fl oz
- 37 ml = 1.25112 fl oz
- 38 ml = 1.28493 fl oz
- 39 ml = 1.31875 fl oz
- 40 ml = 1.35256 fl oz
- 41 ml = 1.38637 fl oz
- 42 ml = 1.42019 fl oz
- 43 ml = 1.454 fl oz
- 44 ml = 1.48782 fl oz
- 45 ml = 1.52163 fl oz
- 46 ml = 1.55545 fl oz
- 47 ml = 1.58926 fl oz
- 48 ml = 1.62307 fl oz
- 49 ml = 1.65689 fl oz
- 50 ml = 1.6907 fl oz
- 51 ml = 1.72452 fl oz
- 52 ml = 1.75833 fl oz
- 53 ml = 1.79214 fl oz
- 54 ml = 1.82596 fl oz
- 55 ml = 1.85977 fl oz
- 56 ml = 1.89359 fl oz
- 57 ml = 1.9274 fl oz
- 58 ml = 1.96121 fl oz
- 59 ml = 1.99503 fl oz
- 60 ml = 2.02884 fl oz
- 61 ml = 2.06266 fl oz
- 62 ml = 2.09647 fl oz
- 63 ml = 2.13028 fl oz
- 64 ml = 2.1641 fl oz
- 65 ml = 2.19791 fl oz
- 66 ml = 2.23173 fl oz
- 67 ml = 2.26554 fl oz
- 68 ml = 2.29935 fl oz
- 69 ml = 2.33317 fl oz
- 70 ml = 2.36698 fl oz
- 71 ml = 2.4008 fl oz
- 72 ml = 2.43461 fl oz
- 73 ml = 2.46842 fl oz
- 74 ml = 2.50224 fl oz
- 75 ml = 2.53605 fl oz
- 76 ml = 2.56987 fl oz
- 77 ml = 2.60368 fl oz
- 78 ml = 2.63749 fl oz
- 79 ml = 2.67131 fl oz
- 80 ml = 2.70512 fl oz
- 81 ml = 2.73894 fl oz
- 82 ml = 2.77275 fl oz
- 83 ml = 2.80656 fl oz
- 84 ml = 2.84038 fl oz
- 85 ml = 2.87419 fl oz
- 86 ml = 2.90801 fl oz
- 87 ml = 2.94182 fl oz
- 88 ml = 2.97563 fl oz
- 89 ml = 3.00945 fl oz
- 90 ml = 3.04326 fl oz
- 91 ml = 3.07708 fl oz
- 92 ml = 3.11089 fl oz
- 93 ml = 3.1447 fl oz
- 94 ml = 3.17852 fl oz
- 95 ml = 3.21233 fl oz
- 96 ml = 3.24615 fl oz
- 97 ml = 3.27996 fl oz
- 98 ml = 3.31377 fl oz
- 99 ml = 3.34759 fl oz
- 100 ml = 3.3814 fl oz
- 125 ml = 4.22675 fl oz
- 150 ml = 5.0721 fl oz
- 175 ml = 5.91745 fl oz
- 200 ml = 6.7628 fl oz
- 225 ml = 7.60816 fl oz
- 250 ml = 8.45351 fl oz
- 275 ml = 9.29886 fl oz
- 300 ml = 10.14421 fl oz
- 325 ml = 10.98956 fl oz
- 350 ml = 11.83491 fl oz
- 375 ml = 12.68026 fl oz
- 400 ml = 13.52561 fl oz
- 425 ml = 14.37096 fl oz
- 450 ml = 15.21631 fl oz
- 475 ml = 16.06166 fl oz
- 500 ml = 16.90701 fl oz
- 550 ml = 18.59771 fl oz
- 600 ml = 20.28841 fl oz
- 650 ml = 21.97911 fl oz
- 700 ml = 23.66982 fl oz
- 750 ml = 25.36052 fl oz
- 800 ml = 27.05122 fl oz
- 850 ml = 28.74192 fl oz
- 900 ml = 30.43262 fl oz
- 950 ml = 32.12332 fl oz
- 1,000 ml = 33.81402 fl oz
- 1,500 ml = 50.72103 fl oz
- 2,000 ml = 67.62805 fl oz
- 2,500 ml = 84.53506 fl oz
- 3,000 ml = 101.44207 fl oz
- 3,500 ml = 118.34908 fl oz
- 4,000 ml = 135.25609 fl oz
- 4,500 ml = 152.1631 fl oz
- 5,000 ml = 169.07011 fl oz
- 5,500 ml = 185.97712 fl oz
- 6,000 ml = 202.88414 fl oz
- 6,500 ml = 219.79115 fl oz
- 7,000 ml = 236.69816 fl oz
- 7,500 ml = 253.60517 fl oz
- 8,000 ml = 270.51218 fl oz
- 8,500 ml = 287.41919 fl oz
- 9,000 ml = 304.3262 fl oz
- 9,500 ml = 321.23322 fl oz
- 10,000 ml = 338.14023 fl oz
Inverse of the US fluid ounce definition, set at 29.5735295625 ml as 1/128 of a US gallon. For the imperial fluid ounce the factor would be 0.0352. Methodology & sources.
Frequently asked questions
How many fluid ounces is 100 ml?
100 ml is 3.38 US fluid ounces. That is the carry-on liquid limit, often shown as 3.4 oz on American sites, rounded up. Security checks apply the container size, not the amount left inside.
Why do labels say 16.9 fl oz?
Because that is the conversion of a 500 ml bottle, designed in metric then labelled for the American market. The half liter stays the production format; the fluid ounce is only a display.
Should I use US or imperial ounces?
US ones in nearly every case: they are the only ones still routinely printed on labels. The imperial fluid ounce, at 28.41 ml, now turns up mostly in older British recipes.
Why is a wine bottle 25.4 fl oz?
Because it holds 750 ml. The United States imposed metric standards of fill on wine on 1 January 1979 and on spirits on 1 January 1980. The format before that, the fifth, was a fifth of a gallon: 25.6 fl oz or 757 ml, seven milliliters more, gone overnight.
How many milliliters is a measure of spirits?
It depends on the country, and the law decides. A British pub serves gin or whisky in 25 or 35 ml, wine in 125, 175 or 250 ml. The usual American shot is 1.5 fl oz, or 44.4 ml, but no federal law sets it: Utah is the only state that writes it into its code.