1 Fluid Ounces to Cups
1 fl oz = 0.125 cups
1 US fluid ounce equals 0.125 US cups.
How to convert 1 fl oz to cups
Use the formula cups = fl oz ÷ 8:
cups = 1 ÷ 8cups = 0.125
So 1 fl oz = 0.125 cups.
Rounded values and quick estimate
- Rounded to a whole number: 0 cups
- Rounded to one decimal place: 0.1 cups
- Conversion factor: 1 US fluid ounce = 0.125 US cups
This conversion is exact, so there is no need to estimate: just divide by 8.
1 Fluid Ounces in other units
- US cups
- 0.125 cups
- Milliliters
- 29.57 ml
- Liters
- 0.0296 L
- Teaspoons
- 6 tsp
- Tablespoons
- 2 tbsp
- US pints
- 0.0625 pt
- US quarts
- 0.0313 qt
- US gallons
- 0.007813 gal
- Cubic centimeters
- 29.57 cc
- Cubic inches
- 1.8 cu in
- Cubic feet
- 0.001044 cu ft
- Drops
- 591.47 drops
- Oil barrels
- 0.000186 bbl
- UK gallons
- 0.006505 UK gal
- Cubic meters
- 0.00003 m³
- Cubic yards
- 0.000039 cu yd
1 fl oz and nearby values
About us fluid ounces and us cups
A US fluid ounce is 1/128 of a US gallon, about 29.57 ml. (A UK imperial fluid ounce is slightly smaller, 28.41 ml.)
A US customary cup is 8 US fluid ounces, about 236.6 ml. Nutrition labels use a rounded 240 ml cup; metric cups are 250 ml.
Related conversions
Frequently asked questions
What is 1 Fluid Ounces in Cups?
1 US fluid ounce is 0.125 US cups (1 fl oz = 0.125 cups).
How do you convert 1 fl oz to cups?
Apply cups = fl oz ÷ 8: cups = 1 ÷ 8, cups = 0.125.
How many US fluid ounces is 0.125 cups?
0.125 cups is about 1 US fluid ounce.