Volume
fl oz (US)tomL
Convert US fluid ounces (fl oz (US)) to millilitres (mL).
Factor1 fl oz (US) = 29.57353 mL
Converter
fl oz (US)
Accepts numbers or expressions, e.g. 150 + 14.7
Result
mL
Rendered to 6 significant figures.
Formula
Formula
mL = fl oz (US) × 29.57353
Multiply any value in US fluid ounces by 29.57353 to obtain the value in millilitres.
Worked example
Convert 1 fl oz (US) to mL.
- 01Start with 1 fl oz (US).
- 02Multiply by the conversion factor: 1 × 29.57353 = 29.5735 mL.
Result1 fl oz (US) = 29.5735 mL
Conversion table
| fl oz (US) | mL |
|---|---|
| 1 | 29.574 |
| 2 | 59.147 |
| 5 | 147.87 |
| 10 | 295.74 |
| 20 | 591.47 |
| 50 | 1478.7 |
| 100 | 2957.4 |
| 200 | 5914.7 |
| 500 | 14787 |
| 1000 | 29574 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from fl oz (US) to mL?
1 fl oz (US) equals 29.57353 mL. To convert, multiply the value in US fluid ounces by 29.57353.
How do I convert 1 fl oz (US) to mL?
1 fl oz (US) = 29.5735 mL. For any value, multiply by 29.57353.
How do I convert mL back to fl oz (US)?
Divide by the same factor — or equivalently, multiply by 0.03381402. So 1 mL = 0.033814 fl oz (US).
When would I need to convert US fluid ounce to millilitre?
Volume conversions are used for tank sizing, batch calculations, and bridging between vendor specs (gallons, barrels, ft³) and process documentation (m³, litres).
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).