US gallons to US fluid ounces

Free online converter — type a value and get the result instantly. No signup, works offline in your browser.

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All calculations run locally in your browser — nothing is uploaded.

Conversion formula

1 gal = 128 fl oz

US gallons to US fluid ounces conversion table

US gallons (gal)US fluid ounces (fl oz)
0.1 gal12.8 fl oz
0.25 gal32 fl oz
0.5 gal64 fl oz
1 gal128 fl oz
2 gal256 fl oz
3 gal384 fl oz
5 gal640 fl oz
10 gal1280 fl oz
20 gal2560 fl oz
25 gal3200 fl oz
50 gal6400 fl oz
100 gal12800 fl oz
250 gal32000 fl oz
500 gal64000 fl oz
1000 gal128000 fl oz
5000 gal640000 fl oz
10000 gal1.2800e+06 fl oz

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FAQ

How do I convert US gallons to US fluid ounces?

Type a value in US gallons in the converter above — the equivalent in US fluid ounces is calculated instantly. 1 gal equals 128 fl oz.

What is the formula to convert US gallons to US fluid ounces?

Multiply the value in US gallons by 128 to get the value in US fluid ounces.

How many US fluid ounces are in 1 US gallons?

There are 128 US fluid ounces in 1 gal.