Unit Converter

Milliliters to Fluid Ounces (US) Converter

Convert milliliters to US fluid ounces instantly. 1 mL equals 0.033814 fl oz. Free, accurate, no signup required.

Fluid Ounces (US)

0.033814 fl oz

1 mL = 0.033814 fl oz

Milliliters to Fluid Ounces (US) formula

fl oz = mL × 0.033814

Milliliters and US fluid ounces both measure volume, but derive from different systems. One milliliter is defined as exactly one-thousandth of a liter in the metric system. The conversion factor of 0.033814 comes from the metric-to-imperial relationship: 1 fl oz equals approximately 29.5735 mL, making each mL about 0.033814 fl oz.

Milliliters to Fluid Ounces (US) conversion table

Milliliters (mL)Fluid Ounces (US) (fl oz)
1 mL0.033814 fl oz
2 mL0.067628 fl oz
3 mL0.101442 fl oz
5 mL0.16907 fl oz
10 mL0.33814 fl oz
20 mL0.67628 fl oz
25 mL0.845351 fl oz
50 mL1.6907 fl oz
100 mL3.3814 fl oz
500 mL16.907 fl oz
1000 mL33.814 fl oz

When you need to convert milliliters to fluid ounces (us)

  • Measuring liquid medication or supplements in small volumes for international recipes or health contexts
  • Converting drink sizes when traveling between countries using different volume measurements
  • Adjusting cooking recipes that call for fluid ounces when you have metric measuring tools
  • Determining the volume of essential oils, perfumes, or other small liquid quantities
  • Comparing beverage container sizes listed in different measurement systems

Frequently asked questions

How do I convert mL to fl oz?

Multiply the milliliters by 0.033814. For example, 250 mL × 0.033814 = 8.45 fl oz. Our converter does this instantly for any value you enter.

Which is smaller, mL or fl oz?

A milliliter is smaller. One fluid ounce equals about 29.57 milliliters, so you need roughly 30 mL to make 1 fl oz. More mL are needed to match one fl oz.

Is this converter accurate for cooking?

Yes. For everyday kitchen use, the 0.033814 conversion factor is precise enough. Minor rounding is acceptable in recipes, especially with ingredients where small variations don't affect results.

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FreeToolz Editorial Team · Last reviewed July 2026

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