Fluid ounce to Cup Converter
Enter the value that you want to convert fluid ounce (fl oz) to cup (cup) or cup to fluid ounce.Also written as FL OZ to CUP conversion.
1 fluid ounce = 0.1200950 cup
Formula: cup = fluid ounce value × 0.1200950
FL OZ to CUP — fluid ounce to cup
10 fluid ounce = 1.20095 cup
Popular Volume Converters:
Fluid ounce to Cup: The Essentials
The Fluid ounce Explained
Fluid ounce (fl oz) is a unit of volume measurement. 1 fluid ounce is equal to 0.1200950 cup.
The Cup Explained
Cup (cup) is a unit of volume measurement. 1 cup is equal to 8.3267418 fluid ounce.
Volume Measurement Systems
Volume units are particularly confusing because the US and UK gallons differ (US gallon = 3.785 L, UK gallon = 4.546 L), as do their pints, cups, and fluid ounces. Cooking, fuel economy, beverage production, and pharmaceutical compounding all require precise volume conversions. Laboratory work uses milliliters and liters while US recipes specify cups, tablespoons, and fluid ounces.
fluid ounce to cup metric conversion table
| 0.01 fl oz | = | 0.00120 cup |
| 0.1 fl oz | = | 0.01201 cup |
| 1 fl oz | = | 0.12009 cup |
| 2 fl oz | = | 0.24019 cup |
| 3 fl oz | = | 0.36028 cup |
| 4 fl oz | = | 0.48038 cup |
| 5 fl oz | = | 0.60047 cup |
| 6 fl oz | = | 0.72057 cup |
| 7 fl oz | = | 0.84066 cup |
| 8 fl oz | = | 0.96076 cup |
| 9 fl oz | = | 1.08085 cup |
| 10 fl oz | = | 1.20095 cup |
| 11 fl oz | = | 1.32104 cup |
| 12 fl oz | = | 1.44114 cup |
| 13 fl oz | = | 1.56123 cup |
| 14 fl oz | = | 1.68133 cup |
| 15 fl oz | = | 1.80142 cup |
| 16 fl oz | = | 1.92152 cup |
| 17 fl oz | = | 2.04161 cup |
| 18 fl oz | = | 2.16171 cup |
| 19 fl oz | = | 2.28180 cup |
| 20 fl oz | = | 2.40190 cup |
| 30 fl oz | = | 3.60285 cup |
| 40 fl oz | = | 4.80380 cup |
| 50 fl oz | = | 6.00475 cup |
| 60 fl oz | = | 7.20570 cup |
| 70 fl oz | = | 8.40665 cup |
| 80 fl oz | = | 9.60760 cup |
| 90 fl oz | = | 10.80855 cup |
| 100 fl oz | = | 12.00950 cup |
| 200 fl oz | = | 24.01900 cup |
| 300 fl oz | = | 36.02850 cup |
| 400 fl oz | = | 48.03800 cup |
| 500 fl oz | = | 60.04750 cup |
| 600 fl oz | = | 72.05700 cup |
| 700 fl oz | = | 84.06649 cup |
| 800 fl oz | = | 96.07599 cup |
| 900 fl oz | = | 108.08549 cup |
| 1000 fl oz | = | 120.09499 cup |
How to Convert FL OZ to CUP (Fluid ounce to Cup)?
We can convert fluid ounce to cup by using an example.
Example:
Convert 20 Fluid ounce to Cup?
We know 1 Fluid ounce = 0.1200950 cup; 1 Cup = 8.3267418 fluid ounce.
20 fluid ounce = ___cup
20 × 0.1200950 = 2.40190 cup (we know 1 fluid ounce = 0.1200950 cup)
Answer:
20 fluid ounce = 2.40190 cup
Fluid Ounces to Cups: Mastering Recipe Measurements
In US cooking, 1 cup equals exactly 8 fluid ounces, making the conversion factor straightforward: divide fluid ounces by 8 (or multiply by 0.125). This is one of the most frequently used kitchen conversions, especially when scaling recipes or converting between measuring tools.
- Note the number of fluid ounces to convert.
- Divide the fluid ounce value by 8.
- The result is the volume in US cups.
- Example: 12 fl oz ÷ 8 = 1.5 cups.
Fluid Ounces to Cups — Kitchen Quick Chart
Memorize these common conversions to speed up your cooking and baking:
| Fluid ounce | Cup |
|---|---|
| 1 fl oz | ⅛ cup |
| 2 fl oz | ¼ cup |
| 4 fl oz | ½ cup |
| 6 fl oz | ¾ cup |
| 8 fl oz | 1 cup |
| 12 fl oz | 1½ cups |
| 16 fl oz | 2 cups |
| 32 fl oz | 4 cups |
Worked Examples: Fluid Ounces to Cups
Question 1: A smoothie recipe calls for 20 fluid ounces of almond milk. How many cups is that?
Solution:
Cups = fluid ounces ÷ 8
= 20 ÷ 8
= 2.5 cups
Answer: 20 fluid ounces of almond milk equals 2½ cups.
Question 2: You have a 12 fl oz can of evaporated milk. Express this in cups.
Solution:
Cups = 12 ÷ 8
= 1.5 cups
Answer: A 12 fl oz can of evaporated milk is 1½ cups.
Question 3: A cocktail recipe needs 3 fluid ounces of lime juice. What fraction of a cup is this?
Solution:
Cups = 3 ÷ 8
= 0.375 cups
= ⅜ cup
Answer: 3 fluid ounces = ⅜ cup of lime juice.
Practice Problems
Try solving these on your own to test your understanding:
- Convert 24 fluid ounces to cups. (Answer: 3 cups)
- How many cups are in 10 fluid ounces? (Answer: 1.25 cups or 1¼ cups)
- A bottle contains 48 fl oz of broth. How many cups? (Answer: 6 cups)
- Express 5 fluid ounces in cups. (Answer: 0.625 cups or ⅝ cup)
- A recipe needs 14 fl oz of coconut milk. Convert to cups. (Answer: 1.75 cups or 1¾ cups)
Fluid Ounces vs. Weight Ounces — A Common Confusion
Fluid ounces measure volume while weight ounces (avoirdupois) measure mass. For water, 1 fl oz weighs approximately 1.043 oz by weight, so they are close but not identical. For denser ingredients like honey (1 fl oz ≈ 1.5 oz weight) or lighter ones like flour (1 fl oz ≈ 0.53 oz weight), the difference matters greatly. Always check whether a recipe specifies fluid ounces or weight ounces.
Cup Sizes Vary Internationally
The US cup is 8 fl oz (236.6 mL), but cup sizes differ worldwide: a metric cup (used in Australia) is 250 mL, a Canadian cup is also 250 mL, and a Japanese cup is just 200 mL. When following international recipes, verify which cup standard is being used before converting from fluid ounces.
Key Takeaways
- 1 cup = 8 fluid ounces exactly.
- Divide fluid ounces by 8 to get cups.
- Key benchmarks: 2 oz = ¼ cup, 4 oz = ½ cup, 6 oz = ¾ cup.
- Fluid ounces (volume) ≠ weight ounces (mass).
- US cups (236.6 mL) differ from metric cups (250 mL).
- A standard soda can (12 fl oz) = 1.5 cups.
Fluid ounce to Cup Conversion Formula
cup = fluid ounce × 0.1200950
1 fluid ounce = 0.1200950 cup
1 cup = 8.3267418 fluid ounce
Reverse: fluid ounce = cup × 8.3267418
Frequently Asked Questions
How many cup are in 1 fluid ounce?
There are 0.1200950 cup in 1 fluid ounce. To convert fluid ounce to cup, multiply the value by 0.1200950.
How do I convert fluid ounce to cup?
Multiply your fluid ounce value by 0.1200950 to get the equivalent in cup. For example, 5 fluid ounce = 5 × 0.1200950 = 0.60047 cup.
How do I convert cup to fluid ounce?
Multiply your cup value by 8.3267418 to get the equivalent in fluid ounce. Alternatively, divide by 0.1200950.
What is 10 fluid ounce in cup?
10 fluid ounce is equal to 1.20095 cup.
What is 100 fluid ounce in cup?
100 fluid ounce is equal to 12.00950 cup.