US cups to US fluid ounces formula
us fluid ounces = us cups × 8
Multiply the number of us cups by 8 to get us fluid ounces. To go the other way, multiply by 0.125 instead, or use the fl oz to cups converter.
US cups to US fluid ounces conversion table
Common cups to fl oz values, rounded for reading. The converter above keeps full precision.
| US cups | US fluid ounces |
|---|---|
| 1 cup | 8 fl oz |
| 2 cup | 16 fl oz |
| 3 cup | 24 fl oz |
| 4 cup | 32 fl oz |
| 5 cup | 40 fl oz |
| 10 cup | 80 fl oz |
| 15 cup | 120 fl oz |
| 20 cup | 160 fl oz |
| 25 cup | 200 fl oz |
| 50 cup | 400 fl oz |
| 75 cup | 600 fl oz |
| 100 cup | 800 fl oz |
| 250 cup | 2,000 fl oz |
| 500 cup | 4,000 fl oz |
| 1,000 cup | 8,000 fl oz |
Worked example
To convert 10 cup to us fluid ounces, multiply by 8: the result is 80 fl oz. Cups to grams depends on the ingredient and density, so this tool converts volume only instead of presenting a misleading universal mass result.
Frequently asked questions
How many us fluid ounces are in a us cup?
One us cup equals 8 us fluid ounces (1 cup = 8 fl oz).
What is 10 us cups in us fluid ounces?
10 cup converts to 80 fl oz. Enter any other value in the converter above to see it recalculated instantly.
How do I convert us fluid ounces back to us cups?
Reverse the calculation: one us fluid ounce equals 0.125 us cups. You can also swap the units in the converter or open the fl oz to cups page.
Related cooking conversions
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