4 Fluid Ounces to Millilitres
4 US fluid ounces (1/2 cup) equals approximately 118.3 millilitres.
How to use this tool
- Enter fluid ounces and fluid ounce type in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your millilitres and the full breakdown beneath it.
4 US fluid ounces equals half a cup or about 118 mL, a frequent conversion for sauces, juice, and cocktail recipes.
Frequently asked questions
- How many ml in a fluid ounce?
- 1 US fluid ounce = 29.574 mL. 1 Imperial fluid ounce = 28.413 mL.
- How many fluid ounces in a cup?
- 1 US cup = 8 US fluid ounces.