Conversion
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Liters to US Gallons Converter.
Convert liters and US liquid gallons (1 US gal = 3.785411784 L).
Cette calculatrice n'est pas encore entièrement traduite ; une partie du texte s'affiche en anglais.
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Les résultats se mettent à jour pendant la saisie.
Results use US liquid gallons; Imperial gallons are a different unit.
Cite this calculator
Canonical URL: https://mathify.one/fr/conversion/l-to-gal
Cite as: Mathify. (2026). Liters to US Gallons Converter. https://mathify.one/fr/conversion/l-to-gal
Use Cases
Cooking and Baking
Convert recipe measurements from liters to US gallons or vice versa, especially when using American recipes that list ingredients in gallons.
Example: A recipe calls for 2 liters of water; convert to see it's about 0.53 US gallons.
Fuel and Liquid Volume
Understand fuel tank capacities or liquid volumes when comparing US gallon measurements with metric liters.
Example: A car's fuel tank holds 50 liters; that's about 13.21 US gallons.
Frequently Asked Questions
- How many liters are in one US gallon?
- One US liquid gallon is exactly 3.785411784 liters. This converter uses that precise factor to ensure accurate conversions.
- What is the difference between US gallons and imperial gallons?
- US liquid gallons are smaller than imperial gallons. One US gallon equals 3.785411784 liters, while one imperial gallon equals about 4.54609 liters. This converter specifically handles US gallons.
- Can I convert US gallons to liters with this tool?
- Yes, the converter works both ways. Enter a value in liters to get US gallons, or enter a value in US gallons to get liters. The conversion factor is applied accordingly.
Tips & Common Mistakes
Tips
- Remember that this converter uses US liquid gallons, not imperial gallons. For imperial, use a different tool.
- For quick mental estimates, remember that 1 liter is approximately 0.264 US gallons.
- If you need high precision, use the exact conversion factor 3.785411784 L per US gallon, as this converter does.
- Double-check your input units: ensure you are entering liters or US gallons, not other volume units like milliliters or cubic feet.
Common Mistakes to Avoid
- Confusing US gallons with imperial gallons, leading to incorrect conversions.
- Using an approximate conversion factor like 3.78 instead of the exact 3.785411784, which can cause small errors in large volumes.
- Entering values in milliliters or other units without converting to liters first.
Last updated: August 13, 2026