Fluid Ounces to Cups Converter
This calculator uses US fluid measurements.
1 US cup = 8 US fluid ounces.
Quick answer
1 US cup = 8 US fluid ounces
Formula
Divide US fluid ounces by 8 to get US cups. Fluid ounces measure volume, not weight.
Reverse conversion: Cups to Fluid Ounces →Common US fluid ounces to US cups conversions
| US fluid ounces | US cups |
|---|---|
| 1 US fluid ounce | 0.125 US cups (1/8) |
| 2 US fluid ounces | 0.25 US cups (1/4) |
| 4 US fluid ounces | 0.5 US cups (1/2) |
| 6 US fluid ounces | 0.75 US cups (3/4) |
| 8 US fluid ounces | 1 US cup |
| 12 US fluid ounces | 1.5 US cups (1 1/2) |
| 16 US fluid ounces | 2 US cups |
| 20 US fluid ounces | 2.5 US cups (2 1/2) |
| 24 US fluid ounces | 3 US cups |
| 32 US fluid ounces | 4 US cups |
Practical examples
- 4 US fluid ounces = 0.5 US cups (1/2).
- 6 US fluid ounces = 0.75 US cups (3/4).
- 8 US fluid ounces = 1 US cup.
Measurement notes
This page uses the US customary cup: 236.5882365 milliliters, not a metric cup.
US fluid ounces measure volume. They are different from ounces by weight, so do not use this conversion for dry ingredients.
Common question
Can I use this result for ounces by weight?
No. US fluid ounces measure volume, while ordinary ounces measure weight. Converting between them requires the ingredient's density.