# Fluid Ounces to Gallons Conversion

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step
Round:
Enter US Fluid Ounce
Enter US Gallon

## How to convert fluid oz to gallons?

1 US fluid ounce (fl oz) is equal to 0.0078125 gallon. To convert fluid oz to gallons, multiply the fluid oz value by 0.0078125 or divide by 128.

For example, to calculate how many gallons is 64 fl oz, multiply 64 by 0.0078125, that makes 0.5 gallon is 64 fl oz.

US fluid ounces to gallons formula

gallon = fluid ounce * 0.0078125

gallon = fluid ounce / 128

1 US Fluid Ounce = 0.0078125 US Fluid Gallon

To convert between US and UK fluid ounces, please visit fluid ounces conversion calculator tool.

What is a Fluid Ounce?

Fluid ounce is an imperial and United States Customary measurement systems volume unit. 1 US fl oz = 0.0078125 gallon. 1 Imperial fl oz = 0.00625 gallon. The symbol is "fl oz".

Common conversions from US fluid oz to gallons

• 16 fl oz = 0.125 gal
• 24 fl oz = 0.1875 gal
• 32 fl oz = 1/4 gal
• 64 fl oz = 1/2 gal
• 96 fl oz = 3/4 gal
• 128 fl oz = 1 gal

Please visit volume units conversion to convert all volume units.

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.