What is Liters to Gallons Converter?

This tool converts liters to US gallons quickly and accurately. Whether you're comparing fuel prices abroad, understanding recipe quantities, or calculating liquid volumes for shipping, this converter provides instant results.

The Conversion Factor

One liter equals approximately 0.264 US gallons. Conversely, one US gallon equals 3.785 liters. This relationship is essential for anyone traveling between metric and US measurement systems.

Who Uses This Conversion?

Travelers: Understanding fuel prices at gas stations in different countries
Importers/Exporters: Converting product volumes for international trade
Vehicle owners: Comparing fuel efficiency ratings (L/100km vs MPG)
Home brewers: Scaling recipes between metric and US measurements

US Gallon vs Imperial Gallon

This converter uses the US gallon (3.785 L), which is the standard in the United States. The Imperial gallon used in the UK is larger at 4.546 liters. Always check which gallon system is being referenced.

Privacy

All conversions happen in your browser. No data is stored or sent to any server.

How to Use

Converting liters to gallons takes just seconds:

Enter the liter value in the first input field
View the gallon result instantly in the second field
Copy the result using the copy button if needed

Reverse Conversion

Need to convert gallons to liters instead? Simply click the swap button (↔) to reverse the conversion direction, or type in the gallon field directly.

Quick Mental Math

For rough estimates without a calculator:

Liters to gallons: Divide by 4 (slightly underestimates)
More accurate: Divide by 3.8
Example: 40 liters ÷ 4 = 10 gallons (actual: 10.57 gal)

Common Reference Points

A typical car fuel tank: 50-70 liters = 13-18 gallons
A large water bottle: 1 liter = 0.26 gallons
A bathtub: 300 liters = 79 gallons

Features

Instant Conversion

Results appear as you type, with no need to click a convert button. The calculation uses the precise conversion factor of 1 liter = 0.264172052 US gallons.

Bidirectional Input

Type in either field and the other updates automatically. This makes it easy to work in whichever direction you need.

Copy Results

Click the copy button next to any value to copy it to your clipboard for use in documents, emails, or other applications.

Quick Reference Table

The reference section shows common liter-to-gallon conversions at a glance:

1 L = 0.264 gal
5 L = 1.32 gal
10 L = 2.64 gal
20 L = 5.28 gal
50 L = 13.21 gal
100 L = 26.42 gal

Unit Flexibility

Use the dropdown menus to switch to other volume units if needed. The converter supports milliliters, cubic meters, Imperial gallons, and many more.

Frequently Asked Questions

How many gallons are in a liter?

One liter equals 0.264 US gallons. To convert liters to gallons, divide the liter value by 3.785 or multiply by 0.264.

Is this US gallons or Imperial gallons?

This converter uses US gallons by default. The US gallon (3.785 L) is smaller than the Imperial gallon (4.546 L). If you need Imperial gallons, use the dropdown to select "Imperial Gallon."

How do I compare fuel prices between countries?

If you see fuel priced per liter (common outside the US), multiply by 3.785 to get the price per gallon. For example, €1.50 per liter equals approximately €5.68 per gallon.

Why does the US use gallons instead of liters?

The US gallon predates the metric system and remains in use due to established infrastructure and consumer familiarity. Most other countries have adopted liters as the standard.

How much is 20 liters in gallons?

20 liters equals 5.28 US gallons. This is roughly the amount of fuel for a short commute in most vehicles.

What's the difference between liquid and dry gallons?

The US has both liquid gallons (3.785 L) and dry gallons (4.405 L). This converter uses liquid gallons, which is the common measure for fuel, beverages, and most liquids.

Liters to Gallons