Convert from gallons to ounces (gal to oz) using this handy conversion tool and charts

Find the answer to how many oz in a gal with our guide for US, Imperial (UK), and Metric conversions, plus charts, FAQs, and more!

The conversion factor for gallon to ounces is 128, which means that one gallon is equal to 128 ounces. To convert gallon to oz, we can use the following formula:

Aug 14, 2025 · Quick Tip: Most Americans only need to remember 128 ounces per gallon. I've found this number comes in handy more often than you'd think - from mixing cleaning solutions to planning …

How Many Fluid Ounces Are in a Gallon? There are 128 fluid ounces in a gallon, which is why we use this value in the formula above. 1 gal = 128 fl oz Gallons and fluid ounces are both units used to …

A U.S. gallon is a unit of volume equal to 128 U.S. fluid ounces, or about 3.785 liters. It should not be confused with the imperial gallon used in the United Kingdom.

Oct 28, 2025 · Wondering how many ounces are in a gallon? 🧮 Discover the exact US and UK gallon conversions, including fluid ounces, dry ounces, and pint equivalents. This complete guide with …

The gallons to ounces converter is a simple tool to convert from US fluid gallons to US fluid ounces. It works by taking the input value in gallons and applying the conversion factor of 128 ounces per gallon.

Feb 11, 2025 · Find how many ounces in a gallon (with a chart!) Ever wondered how many oz per gallon? The answer is 1 US gallon = 128 US ounces.

Nov 15, 2024 · Knowing how many ounces are in a gallon is more than just trivia, it is a practical skill for daily life. Whether you are hydrating, cooking, or measuring fuel, this guide equips you with …