How many liters are in 1 fluid ounce?

1 fluid ounce = 0.029573 liters.

What is 128 fluid ounces in liters?

128 fluid ounces = 3.7854 liters.

What is 500 fluid ounces in liters?

500 fluid ounces = 14.7867 liters.

What is 1000 fluid ounces in liters?

1000 fluid ounces = 29.5735 liters.

Convert fluid ounces to liters

1 fluid ounce equals 0.029573 liters. Type any number below — the other side updates instantly.

By Numerly · Updated June 14, 2026

fluid ounces

fl oz

liters

Type to convert

Fluid ounces to liters — quick reference

fluid ounces	liters
1 fl oz	0.029573 L
8 fl oz	0.236588 L
16 fl oz	0.473176 L
32 fl oz	0.946352 L
64 fl oz	1.8927 L
128 fl oz	3.7854 L
256 fl oz	7.5708 L
500 fl oz	14.7867 L
1000 fl oz	29.5735 L
2000 fl oz	59.147 L

How to convert

Multiply the number of fluid ounces by 0.029573 to get liters. To go the other way, multiply liters by 33.8141 to get fluid ounces. The conversion factor is fixed and exact, so you can use this on any value.

About these units

Fluid ounces

Definition: A US fluid ounce (symbol: fl oz) equals about 29.57 ml. There are 16 fl oz in a US pint and 128 in a US gallon.
History: The US fluid ounce was set by Congress in 1832. The Imperial fluid ounce (used in the UK) is slightly different at about 28.41 ml.
Current use: Used in the US for liquid measurements — beverages, recipes, cosmetics — and shown on most US food and drink labels.

Liters

Definition: A liter (symbol: L) is the metric unit of volume equal to 1,000 cubic centimeters or about 0.264 US gallons.
History: Originally defined in 1795 as one cubic decimeter. Briefly redefined in 1901 to be the volume of one kilogram of water at 4°C, then reverted to the cubic-decimeter definition in 1964.
Current use: The liter is the standard liquid-volume unit in nearly every country, used for fuel, beverages, water tanks, and chemistry.

Frequently asked

How many liters are in 1 fluid ounce?: 1 fluid ounce = 0.029573 liters.
How do you convert fluid ounces to liters?: Multiply the number of fluid ounces by 0.029573 to get liters. To go the other way, multiply liters by 33.8141 to get fluid ounces. The conversion factor is fixed and exact, so you can use this on any value.
What is 128 fluid ounces in liters?: 128 fluid ounces = 3.7854 liters.
What is 500 fluid ounces in liters?: 500 fluid ounces = 14.7867 liters.
What is 1000 fluid ounces in liters?: 1000 fluid ounces = 29.5735 liters.