Fluid ounces (fl oz) to cups converter
Convert US fluid ounces to cups: 8 fl oz = 1 US cup.
8 US fluid ounces = 1 US cup. 1 fl oz = 0.125 cups.
Reference table
| fl oz | Cups |
|---|---|
| 1 | 0.125 |
| 2 | 0.25 |
| 3 | 0.375 |
| 4 | 0.50 |
| 6 | 0.75 |
| 8 | 1.00 |
| 10 | 1.25 |
| 12 | 1.50 |
| 16 | 2.00 |
| 24 | 3.00 |
| 32 | 4.00 |
Kitchen conversion posters
Print or download handy conversion charts for your kitchen wall.
When to use this converter
Handy when US recipes list liquids in fl oz but your measuring jug only shows cups.
Common mistakes to avoid
- 8 fl oz = 1 cup; memorize this to speed up fluid-oz conversions.
- Don't confuse with weight ounces (used for flour, butter).
Quick example 12 fl oz = 1.5 cups. Perfect for most standard beverage recipes.