Liters to Gallons Converter
Convert liters to US gallons instantly with our free online tool. Ideal for fuel economy, water usage, and liquid measurements. Accurate L to gal results.
Volume ConverterLiters
US Gallons
L to gal Conversion Formula
To convert liters to US gallons, multiply the liter value by 0.264172. Note: This converts to US liquid gallons (1 US gallon = 3.78541 liters). The UK (imperial) gallon is larger at 4.54609 liters.
Liters to US Gallons Conversion Table
| Liters (l) | US Gallons (gal_us) |
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Related Volume Conversions
Why Use Our L to gal Converter
Instant Conversion
Get precise liter to US gallon results in real-time as you type — perfect for fuel and liquid calculations
US & UK Gallon Clarity
Clearly converts to US liquid gallons (3.78541 L) and notes the UK imperial gallon (4.54609 L) difference so you never mix them up
Conversion Table
Quick reference with common values like 3.8 L (1 gal), 19 L (5 gal), and 208 L (55 gal drum)
Bidirectional
Easily swap between liters and gallons with one click for reverse conversions
Free & No Signup
No registration required. Unlimited conversions. Completely free forever
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All calculations happen in your browser. No data is sent to any server
How to Convert Liters to Gallons
Enter Liters
Type the liter value you want to convert — common entries include fuel tank sizes (50 L), water bottles (1.5 L), or pool volumes (10,000 L)
View US Gallons
The equivalent US gallon value appears instantly. For example, 50 L converts to about 13.21 US gal
Copy or Swap
Copy the result or click Swap to convert gallons back to liters
Check US vs UK
Remember this tool converts to US gallons. For UK (imperial) gallons, multiply liters by 0.219969 instead
Frequently Asked Questions
How many US gallons are in 1 liter?
1 liter equals 0.264172 US gallons. So a 2-liter soda bottle holds about 0.53 US gallons, and a 100-liter fish tank is roughly 26.4 US gallons.
What is the difference between US and UK gallons?
A US liquid gallon equals 3.78541 liters, while a UK (imperial) gallon equals 4.54609 liters — about 20% larger. So 10 liters equals 2.64 US gallons but only 2.20 UK gallons. This converter uses US gallons.
How do I convert my car fuel consumption from liters to gallons?
If your car uses 8 L/100km, that equals about 2.11 US gallons per 100km. To get US MPG: 235.215 ÷ 8 = 29.4 MPG. For a 60-liter tank, you have about 15.85 US gallons of fuel capacity.
How many gallons is a standard 5-gallon water jug in liters?
A US 5-gallon water jug holds exactly 18.927 liters. This is why large office water coolers are sometimes listed as 18.9 L capacity.
Is this tool free to use?
Absolutely! Our liters to gallons converter is completely free with no registration required. Use it as often as you need for fuel, water, cooking, or any liquid volume conversion.
About Liters to Gallons Converter
Our free online liters to gallons converter provides instant, accurate volume conversions between the metric liter and the US gallon. Whether you are comparing fuel prices between countries, sizing a water heater, calculating pool chemical doses, or filling a recipe that uses different measurement systems, this tool gives you precise results. The liter is the standard metric unit for volume used worldwide, while the US gallon is the primary liquid volume unit in the United States. Our converter uses the exact US liquid gallon definition of 3.78541 liters and clearly distinguishes it from the UK imperial gallon (4.54609 liters) to avoid confusion.
Expert Tips for L to gal Conversion
For quick mental math: 4 liters is slightly more than 1 US gallon (3.785 L = 1 gal). So divide liters by 4 and add about 5% for a rough estimate
When comparing fuel prices internationally, remember US gas is sold per US gallon while most countries sell per liter. A $4.00/gal US price equals roughly $1.06/liter
A standard US bathtub holds about 80 gallons (302 L), while a typical washing machine uses 20-30 gallons (76-114 L) per load
For UK users: if your recipe says "1 gallon," check whether it means a US gallon (3.78 L) or an imperial gallon (4.55 L) — the 20% difference can ruin a recipe
55-gallon drums are a global shipping standard — they hold exactly 208.2 liters. This is one of the few contexts where gallons are used internationally