Fluid Ounces to Liters Converter

ConversionEdited by Hemant Kumar and Anjita Rai, founders · How we checkUpdated Free · No sign-up

Quick answer: To convert Fluid Ounces to liters, multiply by 0.02957353. For example, 10 fl oz is 0.2957353 L. One us fluid ounce equals 0.02957353 L.

Use the Fluid Ounces to Liters Converter

Fluid Ounces to Liters formula and what each symbol means

L = fl oz × 0.02957353

Symbols used in the formula
SymbolMeaning
fl ozUS fluid ounce
LLiter

Fluid Ounces to Liters examples

1 fl oz

1 fl oz × 0.02957353 = 0.02957353 L.

10 fl oz

10 fl oz × 0.02957353 = 0.2957353 L.

100 fl oz

100 fl oz × 0.02957353 = 2.957353 L.

Fluid Ounces compared with Liters

One L is 33.81 times as large as one fl oz, so your number gets smaller when you convert Fluid Ounces to liters and bigger when you convert back. If the answer is not smaller than what you typed, you multiplied instead of dividing.

About Fluid Ounces and liters

US fluid ounce (fl oz): The US fluid ounce, exactly 29.5735295625 millilitres. Liter (L): A cubic decimetre, accepted for use with the SI.

Where Fluid Ounces to liters conversions are used

Cooking and baking move between millilitres, cups, tablespoons and fluid ounces. Fuel, milk and bottled drinks are sold in litres or gallons depending on the country.

How to calculate Fluid Ounces to Liters step by step

  1. Enter the value in fl oz (the starting unit).
  2. Multiply by 0.02957353, because 1 fl oz = 0.02957353 L.
  3. The product is the value in L. To go back, divide by 0.02957353 or multiply by 33.81402.

Popular volume conversions

How to read your Fluid Ounces to Liters result

Quick estimate: multiply by about 0.03 to get liters from Fluid Ounces; this is within 1.5% of the exact factor. The US gallon is exactly 3.785411784 litres and the imperial gallon is exactly 4.54609 litres, about 20% bigger.

FLUID OUNCESLITERS
10.02957353
20.05914706
50.1478676
100.2957353
200.5914706
501.478676
1002.957353
1,00029.57353

Liters to Fluid Ounces: quick table

LITERSFLUID OUNCES
133.81402
5169.0701
10338.1402
25845.3506
501,690.701
1003,381.402
2508,453.506
50016,907.01

Common mistakes when calculating Fluid Ounces to Liters

  • Using a US gallon where an imperial (UK) gallon is meant, which causes a 20% error.
  • Dividing when you should multiply: from fl oz to L multiply by 0.02957353; from L to fl oz divide by 0.02957353.

Fluid Ounces to Liters FAQ

How many L are in 1 fl oz?

1 fl oz equals 0.02957353 L.

How many fl oz are in 1 L?

1 L equals 33.81402 fl oz.

Is 1 fl oz = 0.02957353 L an exact conversion?

Yes. The us fluid ounce and the liter are both defined exactly in SI terms, so the ratio has no measurement uncertainty; 0.02957353 is just that ratio shown to 7 significant figures.

What is a liter (L)?

A cubic decimetre, accepted for use with the SI.

How can I estimate Fluid Ounces to liters in my head?

Quick estimate: multiply by about 0.03 to get liters from Fluid Ounces; this is within 1.5% of the exact factor.

What is 12 fl oz in liters?

12 fl oz = 0.3548824 L (since 12 × 0.02957353).

What is 60 fl oz in liters?

60 fl oz = 1.774412 L (since 60 × 0.02957353).

What is 250 fl oz in liters?

250 fl oz = 7.393382 L (since 250 × 0.02957353).

How many decimals should I keep when converting fl oz to L?

Match the precision of your original measurement. For example, 0.2957353 L rounds to 0.296 L at 3 significant figures; keep more digits only for engineering or scientific work.

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Method, review and disclaimer

Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, NIST Handbook 44, Appendix C: units and systems of measurement