US Fluid Ounces to Milliliters (fl oz to mL)
1 fl oz = 29.5735 mL
and 1 mL = 0.033814 fl oz
How to convert US Fluid Ounces to Milliliters
mL = fl oz × 29.5735
To convert, multiply the number of US fluid ounces by 29.5735. Example: 10 fl oz × 29.5735 = 295.735 mL.
1 US fluid ounce = 3.785411784 L ÷ 128 = exactly 29.5735295625 mL.
Converts US drink sizes, bottle and can volumes, and recipe liquids into milliliters. A UK (imperial) fluid ounce is slightly smaller at 28.41 mL.
Mental shortcut: multiply by 30 (overestimates by about 1.4%).
US Fluid Ounces to Milliliters conversion chart
| US Fluid Ounces | Milliliters |
|---|---|
| 0.5 fl oz | 14.79 mL |
| 1 fl oz | 29.57 mL |
| 2 fl oz | 59.15 mL |
| 3 fl oz | 88.72 mL |
| 4 fl oz | 118.29 mL |
| 5 fl oz | 147.87 mL |
| 6 fl oz | 177.44 mL |
| 7 fl oz | 207.01 mL |
| 8 fl oz | 236.59 mL |
| 9 fl oz | 266.16 mL |
| 10 fl oz | 295.74 mL |
| 11 fl oz | 325.31 mL |
| 12 fl oz | 354.88 mL |
| 13 fl oz | 384.46 mL |
| 14 fl oz | 414.03 mL |
| 15 fl oz | 443.6 mL |
| 16 fl oz | 473.18 mL |
| 17 fl oz | 502.75 mL |
| 18 fl oz | 532.32 mL |
| 19 fl oz | 561.9 mL |
| 20 fl oz | 591.47 mL |
| 21 fl oz | 621.04 mL |
| 22 fl oz | 650.62 mL |
| 23 fl oz | 680.19 mL |
| 24 fl oz | 709.76 mL |
| US Fluid Ounces | Milliliters |
|---|---|
| 25 fl oz | 739.34 mL |
| 26 fl oz | 768.91 mL |
| 27 fl oz | 798.49 mL |
| 28 fl oz | 828.06 mL |
| 29 fl oz | 857.63 mL |
| 30 fl oz | 887.21 mL |
| 31 fl oz | 916.78 mL |
| 32 fl oz | 946.35 mL |
| 36 fl oz | 1,064.65 mL |
| 40 fl oz | 1,182.94 mL |
| 44 fl oz | 1,301.24 mL |
| 48 fl oz | 1,419.53 mL |
| 52 fl oz | 1,537.82 mL |
| 56 fl oz | 1,656.12 mL |
| 60 fl oz | 1,774.41 mL |
| 64 fl oz | 1,892.71 mL |
| 72 fl oz | 2,129.29 mL |
| 80 fl oz | 2,365.88 mL |
| 88 fl oz | 2,602.47 mL |
| 96 fl oz | 2,839.06 mL |
| 104 fl oz | 3,075.65 mL |
| 112 fl oz | 3,312.24 mL |
| 120 fl oz | 3,548.82 mL |
| 128 fl oz | 3,785.41 mL |
Values rounded to 2 decimal places (4 below 1). Use the converter above for more precision.
Frequently asked questions
How many milliliters are in 1 US fluid ounce?
1 US fluid ounce = 29.5735 milliliters. 1 US fluid ounce = 3.785411784 L ÷ 128 = exactly 29.5735295625 mL.
How do I convert US fluid ounces to milliliters?
Multiply the number of US fluid ounces by 29.5735. Example: 10 fl oz × 29.5735 = 295.735 mL.
Is there a quick way to estimate fl oz to mL in your head?
Yes — multiply by 30. This overestimates by about 1.4%. Use the exact formula (mL = fl oz × 29.5735) when precision matters.
How do I convert milliliters back to US fluid ounces?
Use fl oz = mL ÷ 29.5735 — divide the number of milliliters by 29.5735. See the Milliliters to US Fluid Ounces page for a full chart.