UnitSnapMilliliters to US Fluid Ounces
1 mL = 0.03381402 fl oz
Milliliters to US fluid ounces is the conversion for reading metric labels in American terms. Travelers checking carry-on liquid limits, parents measuring baby formula, and shoppers comparing bottle sizes often have a milliliter figure and want to know what it means in fluid ounces.
When you need to convert milliliters to US fluid ounces
- Checking whether a toiletry bottle fits airport carry-on liquid rules
- Comparing drink can and bottle sizes from different countries
- Converting medicine or baby bottle markings to US units
- Following a metric cocktail or recipe with US measuring cups
How to convert milliliters to US fluid ounces
fl oz = mL × 0.03381402
Example: 5 mL = 0.1690701 fl oz
Common volumes
| Milliliters (mL) | US Fluid Ounces (fl oz) |
|---|---|
| 5 mL | 0.1690701 fl oz |
| 15 mL | 0.5072103 fl oz |
| 30 mL | 1.014421 fl oz |
| 50 mL | 1.690701 fl oz |
| 100 mL | 3.381402 fl oz |
| 250 mL | 8.453506 fl oz |
| 330 mL | 11.15863 fl oz |
| 500 mL | 16.90701 fl oz |
| 750 mL | 25.36052 fl oz |
| 1,000 mL | 33.81402 fl oz |
Tips for converting milliliters to US fluid ounces
- One US fluid ounce is exactly 29.5735295625 mL. Dividing by 30 gives a quick estimate that is low by only about 1.5%.
- UK fluid ounces are slightly smaller (28.4130625 mL), so British and American ounce figures for the same bottle differ a little.
- Fluid ounces measure volume, not weight. Do not mix them up with ounces on a kitchen scale.
Milliliters to US Fluid Ounces conversion table
| Milliliters (mL) | US Fluid Ounces (fl oz) |
|---|---|
| 1 mL | 0.03381402 fl oz |
| 2 mL | 0.06762805 fl oz |
| 3 mL | 0.1014421 fl oz |
| 4 mL | 0.1352561 fl oz |
| 5 mL | 0.1690701 fl oz |
| 6 mL | 0.2028841 fl oz |
| 7 mL | 0.2366982 fl oz |
| 8 mL | 0.2705122 fl oz |
| 9 mL | 0.3043262 fl oz |
| 10 mL | 0.3381402 fl oz |
| 15 mL | 0.5072103 fl oz |
| 20 mL | 0.6762805 fl oz |
| 25 mL | 0.8453506 fl oz |
| 30 mL | 1.014421 fl oz |
| 40 mL | 1.352561 fl oz |
| 50 mL | 1.690701 fl oz |
| 75 mL | 2.536052 fl oz |
| 100 mL | 3.381402 fl oz |
| 250 mL | 8.453506 fl oz |
| 500 mL | 16.90701 fl oz |
| 1,000 mL | 33.81402 fl oz |
About the units
Milliliters: The milliliter is a metric unit of volume equal to one thousandth of a liter, identical to one cubic centimeter (cc).
US Fluid Ounces: The US fluid ounce is a unit of volume equal to 1/128 of a US gallon, or about 29.57 milliliters, used on drink and food labels.
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Frequently asked questions
How many US fluid ounces are in 1 milliliter?
1 milliliter equals 0.03381402 US fluid ounces.
How many milliliters are in 1 US fluid ounce?
1 US fluid ounce equals 29.57353 milliliters.
How do I convert milliliters to US fluid ounces?
Use the formula fl oz = mL × 0.03381402.
What is 10 milliliters in US fluid ounces?
10 milliliters equals 0.3381402 US fluid ounces.
Related conversions
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Factors: NIST SP 811 · SI Brochure · NIST Handbook 44 — Updated