Online calculator to convert US fluid ounces to US cups (US fl oz to US cup) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Volume units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert US fl oz to US cups
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between US fluid ounces and US cups.
What is a US fluid ounce (US fl oz)?
A US fluid ounce is a unit of volume in US Customary Units. The symbol for US fluid ounce is US fl oz. There are 8 US fluid ounces in a US cup.
What is a US cup (US cup)?
A US cup is a unit of volume in US Customary Units. The symbol for US cup is US cup, but most often you will just see it referred to as cup. There are 0.125 US cups in a US fluid ounce.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from US fl oz to US cup is:
US cup = US fl oz ÷ 8
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from US fluid ounces to US cups (US fl oz to US cup).
US Fluid Ounce to US Cup Conversion Example
Task: Convert 250 US fluid ounces to US cups (show work) Formula: US fl oz ÷ 8 = US cup Calculations: 250 US fl oz ÷ 8 = 31.25 US cup Result: 250 US fl oz is equal to 31.25 US cup
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from US fl oz to US cup.
US Fluid Ounces to US Cups Conversion Chart
| US fluid ounces (US fl oz) | US cups (US cup) |
|---|---|
| 1 US fl oz | 0.125 US cup |
| 2 US fl oz | 0.25 US cup |
| 3 US fl oz | 0.375 US cup |
| 4 US fl oz | 0.5 US cup |
| 5 US fl oz | 0.625 US cup |
| 6 US fl oz | 0.75 US cup |
| 7 US fl oz | 0.875 US cup |
| 8 US fl oz | 1 US cup |
| 9 US fl oz | 1.125 US cup |
| 10 US fl oz | 1.25 US cup |
| 20 US fl oz | 2.5 US cup |
| 30 US fl oz | 3.75 US cup |
| 40 US fl oz | 5 US cup |
| 50 US fl oz | 6.25 US cup |
| 75 US fl oz | 9.375 US cup |
| 100 US fl oz | 12.5 US cup |
| 250 US fl oz | 31.25 US cup |
| 500 US fl oz | 62.5 US cup |
| 750 US fl oz | 93.75 US cup |
| 1,000 US fl oz | 125 US cup |
| 2,500 US fl oz | 312.5 US cup |
| 5,000 US fl oz | 625 US cup |
| 7,500 US fl oz | 937.5 US cup |
| 10,000 US fl oz | 1,250 US cup |
| 25,000 US fl oz | 3,125 US cup |
| 50,000 US fl oz | 6,250 US cup |
| 75,000 US fl oz | 9,375 US cup |
| 100,000 US fl oz | 12,500 US cup |
| 250,000 US fl oz | 31,250 US cup |
Related Units
The following tables provide a summary of the Volume units (both Fluid Volume units and Cubic Volume units) within their respective measurement systems.
Fluid Volume Units
| Unit | Symbol | Measurement System |
|---|---|---|
| US teaspoons | US tsp | US Customary Units |
| US tablespoons | US tbsp | US Customary Units |
| US fluid ounces | US fl oz | US Customary Units |
| US cups | US cup | US Customary Units |
| US pints | US pt | US Customary Units |
| US quarts | US qt | US Customary Units |
| US gallons | US gal | US Customary Units |
| Imperial teaspoons | Imperial tsp | Imperial System |
| Imperial tablespoons | Imperial tbsp | Imperial System |
| Imperial fluid ounces | Imperial fl oz | Imperial System |
| Imperial pints | Imperial pt | Imperial System |
| Imperial quarts | Imperial qt | Imperial System |
| Imperial gallons | Imperial gal | Imperial System |
| nanoliters | nL | Metric System |
| microliters | μL | Metric System |
| milliliters | mL | Metric System |
| centiliters | cL | Metric System |
| deciliters | dL | Metric System |
| liters | L | Metric System |
| decaliters | daL | Metric System |
| hectoliters | hL | Metric System |
| kiloliters | kL | Metric System |
| megaliters | ML | Metric System |
Note: There is a difference between US Customary Units and the Imperial System for volume conversions. The US gallon contains 128 US fluid ounces, whereas the Imperial gallon contains 160 Imperial fluid ounces.
Cubic Volume Units
| Unit | Symbol | Measurement System |
|---|---|---|
| cubic inches | in3 | US Customary Units/Imperial System |
| cubic feet | ft3 | US Customary Units/Imperial System |
| cubic yards | yd3 | US Customary Units/Imperial System |
| cubic miles | mi3 | US Customary Units/Imperial System |
| cubic millimeters | mm3 | Metric System |
| cubic centimeters | cm3 | Metric System |
| cubic decimeters | dm3 | Metric System |
| cubic meters | m3 | Metric System |
| cubic decameter | dam3 | Metric System |
| cubic kilometer | km3 | Metric System |
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