Gallons to Liters Converter
Pick US or UK (imperial) gallons, then type a volume in gallons to get liters, or enter liters to get gallons. The result updates as you type.
How to convert gallons to liters
To convert US gallons to liters, multiply the gallons by 3.785411784. To convert UK (imperial) gallons to liters, multiply by 4.54609.
To convert liters to US gallons, divide by 3.785411784 (or multiply by 0.264172). For UK gallons, divide by 4.54609.
Example: 10 US gal × 3.785411784 = 37.8541 L, while 10 UK gal × 4.54609 = 45.4609 L.
Gallons to Liters chart
Gallons to liters
| Gallons | US gallons in liters | UK gallons in liters |
|---|---|---|
| 1 | 3.7854 | 4.5461 |
| 2 | 7.5708 | 9.0922 |
| 3 | 11.3562 | 13.6383 |
| 5 | 18.9271 | 22.7305 |
| 10 | 37.8541 | 45.4609 |
| 15 | 56.7812 | 68.1913 |
| 20 | 75.7082 | 90.9218 |
| 25 | 94.6353 | 113.6523 |
| 50 | 189.2706 | 227.3045 |
Liters to gallons
| Liters (L) | US gallons | UK gallons |
|---|---|---|
| 1 | 0.2642 | 0.22 |
| 2 | 0.5283 | 0.4399 |
| 5 | 1.3209 | 1.0998 |
| 10 | 2.6417 | 2.1997 |
| 20 | 5.2834 | 4.3994 |
| 40 | 10.5669 | 8.7988 |
| 50 | 13.2086 | 10.9985 |
| 100 | 26.4172 | 21.9969 |
Frequently asked questions
How many liters are in a US gallon?
One US gallon equals exactly 3.785411784 liters, which is about 3.785 L.
What is the difference between a US and a UK gallon?
A UK (imperial) gallon is 4.54609 liters, about 20% larger than the US gallon.
How many liters are in 5 gallons?
Five US gallons is about 18.93 liters. Five UK gallons is about 22.73 liters.
How many gallons are in a liter?
One liter is about 0.2642 US gallons, or about 0.22 UK gallons.
Which gallon is used for fuel?
In the US, fuel is sold by the US gallon. In the UK, fuel is sold by the liter.