US cups (cup) to Fluid ounces (fl oz) Conversion
US cups
The cup is a unit of volume used primarily in cooking and baking, equal to exactly 236.5882365 mL in the US customary system. The metric cup (250 mL) is used in Australia, Canada, and South Africa. In culinary education, cup measurements form the practical basis of recipe standardisation, though the variation between US, metric, and UK cups is a common source of international recipe confusion.
Fluid ounces
The fluid ounce is a unit of volume used for measuring liquids in the US customary and imperial systems. The US fluid ounce is approximately 29.5735 mL while the imperial fluid ounce is 28.4131 mL. It should not be confused with the avoirdupois ounce (a unit of mass). In the United States, oral liquid medications and beverage serving sizes on nutrition labels are expressed in fluid ounces.
| US cups (cup) | Fluid ounces (fl oz) |
|---|---|
| 0.1 cup | 0.80 fl oz |
| 1 cup | 8.00 fl oz |
| 2 cup | 16.00 fl oz |
| 3 cup | 24.00 fl oz |
| 5 cup | 40.00 fl oz |
| 10 cup | 80.00 fl oz |
| 20 cup | 160.00 fl oz |
| 30 cup | 240.00 fl oz |
| 50 cup | 400.00 fl oz |
| 100 cup | 800.00 fl oz |
| 1000 cup | 8,000.00 fl oz |
Frequently Asked Questions (FAQ)
How many fluid ounces are in 1 US cups?
1 US cups (cup) is exactly 8 fluid ounces (fl oz).
How do I convert US cups to fluid ounces?
Multiply the value in US cups by 8 to get the result in fluid ounces. Or use the converter above — type any number and see the result instantly.