🧪 Volume Converter

Fluid Ounces to Liters
( fl oz → L )

Instantly convert US fluid ounces to liters. Enter any value below and get an accurate result with the full formula and reference table.

Converter Tool
fl oz
L
Result
1 fl oz ≈ 0.02957 L
0.02957
L
The Formula
L = fl oz × 0.0295735
1 US fluid ounce = 0.0295735295625 L exactly. For everyday use, 0.0295735 is sufficiently accurate.

How to Convert Fluid Ounces to Liters

To convert US fluid ounces to liters, multiply the number of fluid ounces by 0.0295735. This factor comes from the definition of a fluid ounce in milliliters and the conversion from milliliters to liters.

Step-by-Step Example

Let’s convert 8 fluid ounces (a standard cup) to liters:

1. Multiply by 0.0295735: 8 × 0.0295735 = 0.236588
2. So 8 fl oz equals approximately 0.2366 L.

For a smaller amount, 0.5 fl oz × 0.0295735 = 0.0147868 L (about 1 tablespoon).

When You’d Use Each Unit

Fluid ounces are commonly used in the US for measuring liquids like milk, water, or juice in recipes and beverage serving sizes. Liters are the standard metric unit for volume and are used worldwide for larger quantities, such as beverages, fuel, and containers. Converting between them is essential for following recipes from different countries and for understanding product volumes.

Conversion Table

Common fluid ounces values converted to liters — typical values highlighted.

Fluid Ounces (fl oz) Liters (L) Approximate
Frequently Asked Questions
How do I convert fluid ounces to liters quickly? +
Divide the number of fluid ounces by 33.8 for a rough estimate (since 1 L ≈ 33.8 fl oz). For exact conversion, multiply by 0.0295735. This tool provides the precise value.
How many liters are in a fluid ounce? +
There are approximately 0.0295735 liters in one US fluid ounce.
What is 1 fl oz in L? +
1 fl oz ≈ 0.0295735 L.
What is 1 L in fluid ounces? +
1 L ≈ 33.814 fl oz.
Is this the same as a UK fluid ounce? +
No, UK fluid ounces are about 28.4131 mL, so 1 UK fl oz ≈ 0.028413 L. This converter uses the US fluid ounce.
Can I convert liters back to fluid ounces with this tool? +
Yes! Just type a value into the liters field and the fluid ounces field updates automatically. Or use the ⇄ swap button to switch directions.
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