Cup to Fluid Ounce Converter
Convert cup to fluid ounce instantly.
Cooking volume units
teaspoon 4799.997
tablespoon 1599.995
fluid ounce 800
milliliter 23658.8
liter 23.659
Fun comparisons
shot glasses 🥃~ 533.34
coffee mugs ☕~ 66.64
wine glasses 🍷~ 157.73
soup bowls 🥣~ 67.6
large mixing bowls 🥘~ 6.25
stock pots 🍲~ 3.12
How to convert cup to fluid ounce
Enter your cooking measurement in cup and see the result in fluid ounce instantly. Key reference points: 1 tablespoon equals 3 teaspoons, 1 cup equals 16 tablespoons (237 mL), and 1 fluid ounce equals about 2 tablespoons.
Cups and fluid ounces are both standard in American recipes. One cup equals 8 fluid ounces for all liquid ingredients.
Need the opposite direction? Convert fluid ounce to cup just as easily, or explore all our cooking volume conversions.
Common cup to fluid ounce conversions
| Cup (cup) | Fluid Ounce (fl oz) |
|---|---|
| 1 | 8 |
| 5 | 40 |
| 10 | 80 |
| 25 | 200 |
| 50 | 400 |
| 100 | 800 |
| 500 | 4000 |
| 1000 | 8000 |
Frequently asked questions
1 cup equals 8 fluid ounce.
Multiply by 8. For example, 5 cup = 40 fl oz.
2.5 cups equals 20 fluid ounces. The 1:8 ratio makes this conversion straightforward for any amount.
1 fluid ounce equals 0.125 cup.
100 cup equals 800 fluid ounce.