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1/2 Cup to Fluid Ounces

½ US cup is 4 fluid ounces (118 ml).

½ cup is

4 fl oz

118 ml

To measure ½ cup

½ cup

What ½ cup weighs

½ cup of water, milk, flour, sugar and oil, in grams and ounces
IngredientGramsOunces
Water118 g4.2 oz
Milk123 g4.3 oz
All-Purpose Flour63 g2.2 oz
Granulated Sugar100 g3.5 oz
Vegetable Oil109 g3.8 oz

US cups, spooned and levelled; weights reviewed August 15, 2026. Fluid ounces measure volume; ounces here are weight. Every ingredient’s weight per cup · How we calculate

Nearby amounts

Cups to Ounces: amounts near ½ cup
CupsFluid Ounces
¼ cup2 fl oz
⅓ cup2.67 fl oz
½ cup4 fl oz
⅔ cup5.33 fl oz
¾ cup6 fl oz
1 cup8 fl oz

Every amount, with a converter: cups to ounces chart.

Questions

How many fluid ounces is ½ cup?

½ US cup is 4 fluid ounces (118 ml).

How do I measure ½ cup with cups and spoons?

Use ½ cup. Level each cup and spoon with a knife.

How much does ½ cup weigh?

It depends on what fills it: ½ cup of water weighs 118 g, of all-purpose flour 63 g and of granulated sugar 100 g.