Cups to Fluid Ounces Converter

Convert cups to fluid ounces with a free calculator

How to Convert Cups to Fluid Ounces

Formula: 1 cup = 8 fl oz

Multiply your cups value by 8 to get the equivalent in fluid ounces. The conversion factor 8 is based on the internationally accepted definitions of both units.

Cups to Fluid Ounces Reference Table

Cups (cup)Fluid Ounces (fl oz)
1 cup8 fl oz
5 cup40 fl oz
10 cup80 fl oz
25 cup200 fl oz
50 cup400 fl oz
100 cup800 fl oz
500 cup4,000 fl oz
1000 cup8,000 fl oz

Related Conversions

Fluid Ounces to Cups All Unit Conversions

Frequently Asked Questions

How many fluid ounces are in 2 cups? +
2 cups equal 16 fluid ounces, which is 1 US pint.
How do I convert cups to ounces for cooking? +
Multiply cups by 8. So 3/4 cup = 6 fl oz, 1/2 cup = 4 fl oz, 1/4 cup = 2 fl oz.
Are UK fluid ounces different from US? +
Yes. A US fl oz is 29.57 mL and a UK fl oz is 28.41 mL. A UK cup (10 fl oz) is also different from a US cup (8 fl oz).