Gallons to Liters Converter (gal to L)
GAL to L Converter
Result
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Convert US gallons (gal) to liters (L) for fuel, liquids, containers, pool volumes, and other practical volume checks.
How to use this converter
- Enter the number of US gallons.
- Confirm gallons is selected in the From field.
- Confirm liters is selected in the To field.
- Use the result for planning, comparison, or quick reference.
Gallons to liters formula
One US gallon equals 3.78541 liters. To convert gallons to liters, multiply the gallon value by 3.78541.
Formula:
liters = gallons x 3.78541
Examples
- 1 gallon = 3.78541 liters
- 2 gallons = 7.57082 liters
- 5 gallons = 18.9271 liters
- 10 gallons = 37.8541 liters
Gallons to liters conversion table
| US gallons (gal) | Liters (L) |
|---|---|
| 1 | 3.78541 |
| 2 | 7.57082 |
| 5 | 18.9271 |
| 10 | 37.8541 |
| 20 | 75.7082 |
| 50 | 189.271 |
| 100 | 378.541 |
FAQs
How many liters are in a gallon?
One US gallon equals 3.78541 liters.
Is this the same as an imperial gallon?
No. An imperial gallon is larger than a US liquid gallon. This page converts US gallons.
Can I use this for gas mileage or fuel capacity?
Yes, if the gallon value is in US gallons.
How do I estimate gallons to liters quickly?
Multiply gallons by about 3.8 for a quick estimate.