US fluid ounces to US gallons

Convert US fluid ounces to US gallons. Live result, plus a quick-reference table for common values.

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⇆ Convert US gallons to US fluid ounces instead

Frequently asked questions

How do I convert US fluid ounces to US gallons?

Multiply the US fluid ounce value by 0.0078125. So 1 US fluid ounce = 0.007812 gal, and the calculator above does it instantly for any number.

How many US gallons are in a US fluid ounce?

There are 0.007812 US gallons in one US fluid ounce. The reference table shows the conversion for common values.

Is this fl oz to gal converter free?

Yes, completely free, no sign-up, and it runs entirely in your browser, so nothing is uploaded.