US Gallon to US Fluid Ounce
Convert gal to fl oz instantly — free, no sign-up.
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About the US Gallon (gal)
The US Gallon is the standard unit for fuel and liquid volume in the US — smaller than the UK gallon, so double-check which one a recipe or spec means.
About the US Fluid Ounce (fl oz)
The US Fluid Ounce is used for small liquid quantities in US recipes and beverage sizes.
How to convert gal to fl oz
- Enter the value in gal in the box above.
- The fl oz equivalent updates instantly.
- Use the swap button to convert fl oz back to gal just as easily.