Gallons to Litres Converter Convert gallons (gal) to litres (l) instantly with our fast and accurate volume conversion tool. What is a Gallon?A gallon is a unit of liquid volume commonly used in the United States.What is a Litre?A liter is a metric unit used worldwide for measuring liquid volume.How to Convert Gallons to LitresTo convert gallons into litres, multiply the number of gallons by 3.78541.Example:10 gallons × 3.78541 = 37.85 litres Gallon to Litre Conversion Table Gallon [gal] (US) 0.01 gal (US)0.1 gal (US)1 gal (US)2 gal (US)3 gal (US)5 gal (US)10 gal (US)20 gal (US)50 gal (US)100 gal (US)1000 gal (US) Litre [L, L] 0.0378541178 L, l0.3785411784 L, l3.785411784 L, l7.570823568 L, l11.356235352 L, l18.92705892 L, l37.85411784 L, l75.70823568 L, l189.2705892 L, l378.5411784 L, l3785.411784 L, l FAQs Q: How many litres are in 1 gallon?A: 1 gallon equals 3.78541 litres. Q: Is a gallon bigger than a litre?A: Yes, a gallon is larger than a litre. Q: Which countries use gallons?A: Gallons are mainly used in the United States. Need more conversions? Explore all tools on Convertify Hub Browse All Converters