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Gallons (US) to Fluid Ounces (US) Converter

Convert gallons (us) to fluid ounces (us) instantly. 1 gal = 128 fl oz.

To convert gallons (us) to fluid ounces (us), enter your value above and the result appears as you type. 1 gal = 128 fl oz, so multiply your gallons (us) value by 128. 10 gal is 1280 fl oz, and 100 gal is 12800 fl oz. The calculation runs in your browser at full double precision.

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About converting GALLONS-US to FLUID-OUNCES-US

1 gal = 128 fl oz, so multiply your gallons (us) value by 128. 10 gal is 1280 fl oz, and 100 gal is 12800 fl oz. US and imperial gallons differ substantially: 3.785 L versus 4.546 L. Always check which one a recipe or spec means.

Convert FLUID-OUNCES-US to GALLONS-US insteadOpen the full Volume Converter

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