Volume
How to convert liters to gallons (us)
Step-by-step explanation of how to convert liters to gallons (us), with formulas, worked examples, and a free online calculator.
To convert liters to US gallons, divide by 3.78541. The formula is: gallons = liters ÷ 3.78541. For example, 20 liters ÷ 3.78541 = 5.28 US gallons. Note that US gallons are different from UK (imperial) gallons; one UK gallon equals approximately 4.546 liters. Common uses: fuel economy (US MPG vs L/100km), beverage volumes, aquarium sizes, swimming pool capacity. To convert gallons to liters, multiply by 3.78541 (US) or 4.54609 (UK).
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Formula
Gallons (US) = Liters × conversion factor