US Fluid Ounces to Milliliters Converter
Enter a value to instantly convert between volume units.
1 US Fluid Ounce = 29.5735 Milliliter
Key Formulas
Liter → US Gallon
gal = L × 0.264172US Gallon → Liter
L = gal × 3.78541US Cup → Milliliter
mL = cup × 236.588Milliliter → US Cup
cup = mL × 0.00422675Formula
mL = US fl oz × 29.5735This page converts US fluid ounces, a unit of volume, to milliliters. One US fluid ounce equals 29.5735295625 mL in the conversion engine. Use it when a US beverage label, measuring cup, or recipe gives fluid ounces and the available container uses metric markings. An imperial fluid ounce is smaller, so values marked only “fl oz” should be checked for their unit system.
Source: NIST SP 811, Appendix B.8
Reviewed by the Convert Calc editorial team · Last reviewed: · see our methodology
Frequently Asked Questions
Real-World Examples
One US fluid ounce of syrup converts to 29.5735 mL; it is also two US tablespoons, not one.
1 fl oz = 29.5735 mL
An 8 US fl oz beverage serving equals 236.588 mL, the volume of one US cup.
8 fl oz = 236.588 mL
A container holding 16 US fl oz holds 473.176 mL, exactly one US liquid pint.
16 fl oz = 473.176 mL
A 32 US fl oz carton holds 946.353 mL, exactly one US liquid quart.
32 fl oz = 946.353 mL