US Fluid Ounce to US Cup (fl oz to cup)
Convert fl oz to cup — Volume converter
One us fluid ounce equals 0.125 cup, so to convert US fluid ounces to US cups you multiply the value by 0.125. A us fluid ounce is smaller than a us cup — going the other way, 1 cup = 8 fl oz. For example, 10 fl oz = 1.25 cup and 50 fl oz = 6.25 cup.
0.125Click to copy
1 fl oz = 0.125 cup
US Fluid Ounce to US Cup formula
1 US Fluid Ounce = 0.125 cup
Worked examples
- 25 fl oz = 3.125 cup
- 100 fl oz = 12.5 cup
US Fluid Ounce to US Cup conversion table
| US Fluid Ounce (fl oz) | US Cup (cup) |
|---|---|
| 1 | 0.125 |
| 2 | 0.25 |
| 3 | 0.375 |
| 5 | 0.625 |
| 8 | 1 |
| 10 | 1.25 |
| 12 | 1.5 |
| 15 | 1.875 |
| 20 | 2.5 |
| 25 | 3.125 |
| 50 | 6.25 |
| 100 | 12.5 |
| 250 | 31.25 |
| 500 | 62.5 |
| 1000 | 125 |
Frequently asked questions
How many US cups are in one us fluid ounce?
One us fluid ounce equals 0.125 US cups (cup).
How many US fluid ounces are in one us cup?
One us cup equals 8 US fluid ounces (fl oz).
How do you convert US fluid ounces to US cups?
1 US Fluid Ounce = 0.125 cup. Use the calculator above for any value.
What is 5 fl oz in cup?
5 fl oz = 0.625 cup.
What is 100 fl oz in cup?
100 fl oz = 12.5 cup.
What is 10 fl oz in cup?
10 fl oz = 1.25 cup.
What is 20 fl oz in cup?
20 fl oz = 2.5 cup.
Is a us fluid ounce bigger than a us cup?
No. A us fluid ounce is smaller — one us fluid ounce equals 0.125 US cups, while one us cup equals 8 US fluid ounces.