Cups to fluid ounces (fl oz) converter
Convert US cups to fluid ounces: 1 US cup = 8 fl oz.
1 US cup = 8 fluid ounces = 236.588 mL.
Reference table
| Cups | fl oz |
|---|---|
| 0.125 | 1.0 |
| 0.25 | 2.0 |
| 0.33 | 2.7 |
| 0.5 | 4.0 |
| 0.75 | 6.0 |
| 1 | 8.0 |
| 1.5 | 12.0 |
| 2 | 16.0 |
| 3 | 24.0 |
| 4 | 32.0 |
Kitchen conversion posters
Print or download handy conversion charts for your kitchen wall.
When to use this converter
Helpful for labeling home-cooked portions or cocktail recipes where cup measurements need to match fl oz.
Common mistakes to avoid
- 1 US cup = 8 fl oz exactly. A metric cup (250 mL) = 8.45 fl oz.
- Weight ounces and fluid ounces are different; this converter is for volume only.
Quick example 2 cups of broth = 16 fl oz. Matches a standard pint bottle.