This fluid ounces to milliliters converter gives you the fl oz to mL result instantly, in your browser, with the exact ratio so you can verify it. 1 fluid ounce is about 29.5735 milliliters, and going the other way, 1 milliliter is 0.033814 fluid ounces. Fluid ounces are a US customary unit; milliliters are part of the metric system used in most countries.
To convert by hand, multiply the number of fluid ounces by 29.5735. For example, 10 fluid ounces is 295.735 milliliters and 100 fluid ounces is 2,957.35 milliliters. The table below lists the most requested values, and the converter above accepts decimals for anything in between.
fl oz to mL formula
mL = fl oz × 29.5735
1 fluid ounce is about 29.5735 milliliters. Multiply the value in fluid ounces by that factor to get milliliters.
Fluid ounces to Milliliters conversion table
| fluid ounces | milliliters | Rounded |
|---|---|---|
| 1 fl oz | 29.5735 mL | 29.6 |
| 2 fl oz | 59.1471 mL | 59.1 |
| 3 fl oz | 88.7206 mL | 88.7 |
| 4 fl oz | 118.294 mL | 118 |
| 5 fl oz | 147.868 mL | 148 |
| 6 fl oz | 177.441 mL | 177 |
| 7 fl oz | 207.015 mL | 207 |
| 8 fl oz | 236.588 mL | 237 |
| 9 fl oz | 266.162 mL | 266 |
| 10 fl oz | 295.735 mL | 296 |
| 12 fl oz | 354.882 mL | 355 |
| 15 fl oz | 443.603 mL | 444 |
| 20 fl oz | 591.471 mL | 591 |
| 25 fl oz | 739.338 mL | 739 |
| 30 fl oz | 887.206 mL | 887 |
| 40 fl oz | 1,182.94 mL | 1,183 |
| 50 fl oz | 1,478.68 mL | 1,479 |
| 60 fl oz | 1,774.41 mL | 1,774 |
| 70 fl oz | 2,070.15 mL | 207 |
| 75 fl oz | 2,218.01 mL | 2,218 |
| 80 fl oz | 2,365.88 mL | 2,366 |
| 90 fl oz | 2,661.62 mL | 2,662 |
| 100 fl oz | 2,957.35 mL | 2,957 |
| 150 fl oz | 4,436.03 mL | 4,436 |
| 200 fl oz | 5,914.71 mL | 5,915 |
| 250 fl oz | 7,393.38 mL | 7,393 |
| 300 fl oz | 8,872.06 mL | 8,872 |
| 500 fl oz | 14,786.8 mL | 14,787 |
| 750 fl oz | 22,180.1 mL | 2,218 |
| 1,000 fl oz | 29,573.5 mL | 29,574 |
Frequently asked questions
How many milliliters are in 5 fluid ounces?
5 fl oz = 147.868 mL. Multiply 5 by 29.5735, the number of milliliters in one fluid ounce. The converter on this page does the same arithmetic for any value, including decimals.
What is the formula to convert fluid ounces to milliliters?
mL = fl oz × 29.5735. The factor comes from the definitions of the units: 1 fluid ounce is about 29.5735 milliliters. Worked example: 12 fl oz = 354.882 mL.
Is 30 fl oz the same as 887.206 mL?
Yes. 30 fl oz = 887.206 mL. Rounded to four decimals it is 887.2 mL.
How do I convert milliliters back to fluid ounces?
Divide by 29.5735, or multiply by 0.033814: 1 milliliter is 0.033814 fluid ounces. The milliliters to fluid ounces page linked above lists common values the other way.
Is the fl oz to mL conversion exact?
1 fluid ounce is about 29.5735 milliliters. The ratio is a defined constant but produces a long decimal, so this page rounds to six significant digits, which is more precision than any everyday measurement needs.