How many liters are in a gallon?

There are approximately 3.785 liters in a U.S. gallon.

This conversion is helpful when dealing with liquid measurements, whether in cooking, international travel, or purchasing liquids.

For reference:

• 1 U.S. gallon = 3.785 liters
• 1 U.K. gallon = 4.546 liters

Make sure to double-check which gallon measurement you’re using based on your location!