Free online US fluid ounces to US cups converter (fl oz to cup). Instant conversion, formula, table, real-world examples and FAQs.
Multiply the US fluid ounces value by the conversion factor:cup = fl oz × 0.125
| US fluid ounces (fl oz) | US cups (cup) |
|---|---|
| 1 fl oz | 0.125 cup |
| 2 fl oz | 0.25 cup |
| 5 fl oz | 0.625 cup |
| 10 fl oz | 1.25 cup |
| 20 fl oz | 2.5 cup |
| 50 fl oz | 6.25 cup |
| 100 fl oz | 12.5 cup |
| 200 fl oz | 25 cup |
| 500 fl oz | 62.5 cup |
| 1000 fl oz | 125 cup |
• US fluid ounces: The US fluid ounce is ≈ 29.574 mL — a volume unit, distinct from the weight ounce. Common on sodas, perfume, and spirits.
• US cups: The US cup is 236.588 mL. "1 cup" in US/AU baking is a standard measure; grams differ by ingredient density.
1 fl oz = 0.125 cup. Use the converter above to compute any value, or multiply fl oz by 0.125.
Yes — conversions use the standard international factors and are rounded to 4 decimals.
Fluid ounces are used for sodas, perfume, and spirits. US cups are used in baking recipes and coffee servings. Whenever a value is given in fl oz but you need cup, this converter is the quick fix.