How to convert litres to gallons
Divide litres by 3.785 for US gallons or 4.546 for UK gallons.
1
Enter litres
Use the metric volume from a bottle, tank or recipe.
2
Choose the gallon
Pick US or UK depending on the country you are measuring for.
3
Check the other units
Quarts, pints and millilitres are shown for reference.
What does this tool do?
A US gallon is 3.785 litres and an imperial gallon is 4.546 litres, so the same volume gives different gallon figures. This converter shows both, plus quarts and pints.
The Formula
US gallons = litres ÷ 3.785411784; UK gallons = litres ÷ 4.54609Frequently Asked Questions
How many litres are in a US gallon?
Exactly 3.785411784 litres. An imperial gallon is larger, at 4.54609 litres.
Which gallon is used for fuel economy?
US mpg uses the US gallon, while UK mpg uses the imperial gallon. That is why the same car shows a higher mpg figure in the UK.