US fluid ounces to US cups
1 US fluid ounce = 0.125 US cups. Type any value below for an instant conversion.
Enter a value to convert.
How to convert US fluid ounces to US cups
Multiply the US fluid ounce value by 0.125:
US cups = US fluid ounces × 0.125
Example: 10 fl oz × 0.125 = 1.25 cup. Going the other way, divide by 0.125 (or multiply by 8) — or use our US cups to US fluid ounces converter.
Conversion table
| US fluid ounces | US cups |
|---|---|
| 1 fl oz | 0.125 cup |
| 2 fl oz | 0.25 cup |
| 3 fl oz | 0.375 cup |
| 5 fl oz | 0.625 cup |
| 8 fl oz | 1 cup |
| 10 fl oz | 1.25 cup |
| 12 fl oz | 1.5 cup |
| 16 fl oz | 2 cup |
| 20 fl oz | 2.5 cup |
| 25 fl oz | 3.125 cup |
| 50 fl oz | 6.25 cup |
| 100 fl oz | 12.5 cup |
| 250 fl oz | 31.25 cup |
| 500 fl oz | 62.5 cup |
| 750 fl oz | 93.75 cup |
| 1,000 fl oz | 125 cup |
About these units
US fluid ounce (fl oz) and US cup (cup) are both units of volume. Liters and milliliters are the international standard; gallons, cups, and fluid ounces here are US customary measures (UK imperial versions differ slightly).
Need a different pair? Try the full unit converter.
Related: Liters to US gallons · US gallons to liters · Milliliters to US fluid ounces · US fluid ounces to milliliters · US cups to milliliters · Milliliters to US cups