Unit Converter
US fluid ounces to US cups Converter
Convert US fluid ounces (fl oz) to US cups (cup) instantly. Free, accurate, and browser-based — no signup, no ads in your way.
How to convert US fluid ounces to US cups
1 fl oz = 0.125 cup. Multiply the US fluid ounces value by 0.125 to get US cups.
Example: 30 fl oz = 30 × 0.125 = 3.75 cup.
US fluid ounces to US cups conversion table
| US fluid ounces (fl oz) | US cups (cup) |
|---|---|
| 0.5 | 0.0625 |
| 1 | 0.125 |
| 2 | 0.25 |
| 3 | 0.375 |
| 4 | 0.5 |
| 5 | 0.625 |
| 8 | 1 |
| 10 | 1.25 |
| 12 | 1.5 |
| 15 | 1.875 |
| 20 | 2.5 |
| 25 | 3.125 |
| 30 | 3.75 |
| 40 | 5 |
| 50 | 6.25 |
| 60 | 7.5 |
| 75 | 9.375 |
| 100 | 12.5 |
| 150 | 18.75 |
| 200 | 25 |
Convert the other way
Need cup to fl oz instead? Use the dedicated US cups to US fluid ounces converter.
FAQ
How do I convert US fluid ounces to US cups?
1 fl oz = 0.125 cup. Multiply the US fluid ounces value by 0.125 to get US cups.
How many US cups are in one US fluid ounce?
One US fluid ounce (fl oz) equals 0.125 US cups (cup).
What is 15 fl oz in cup?
15 US fluid ounces equals 1.875 US cups. Type any value into the converter above for an instant exact result.
Is this fl oz to cup converter free?
Yes. Every Utiliora tool is free, open source, works in your browser, and never asks you to sign up.
Can I convert the other way, from cup to fl oz?
Yes — use the US cups to US fluid ounces converter at /converters/cups-to-oz, or press the swap button in the converter above.