Convert Fluid Ounces (US) to Gallons (US)

One fluid ounce (US) equals 0.007812 gallons (us). Type any value to convert fluid ounces (us) to gallons (us) instantly — with a full reference table below.

Convert Fluid Ounces (US) to Gallons (US)

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Conversion formula

To convert fluid ounces (us) to gallons (us), multiply by 0.007812. One fluid ounce (US) equals 0.007812 gal, and one gallon (US) equals 128.000068 fl oz.

Fluid Ounces (US) to Gallons (US) table

About converting Fluid Ounces (US) to Gallons (US)

Fluid Ounces (US) (fl oz) and Gallons (US) (gal) are both units of volume. The exact factor is 1 fl oz = 0.007812 gal, so multiply by 0.007812 to go from fluid ounces (us) to gallons (us) (or divide to go back).

The conversion is exact and runs entirely in your browser. Need the reverse? Use the Gallons (US) to Fluid Ounces (US) converter, or the full unit converter for every unit at once.

Frequently asked questions

How many gallons (us) are in one fluid ounce (US)?
One fluid ounce (US) equals 0.007812 gallons (us).
How do I convert fluid ounces (us) to gallons (us)?
Multiply the number of fluid ounces (us) by 0.007812. For example, 10 fluid ounces (us) = 0.078125 gallons (us).
What is 5 fluid ounces (us) in gallons (us)?
5 fluid ounces (us) is 0.039062 gallons (us).