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US Fluid Ounces to US Quarts (fl oz to qt) Converter

1 US fluid ounce (fl oz) = 0.03125 US quarts (qt). To convert US fluid ounces to US quarts, multiply by 0.03125: 12 fl oz × 0.03125 = 0.375 qt.

1 fl oz = 0.03125 qt
Convert the other way: US Quarts to US Fluid Ounces

Quick facts

How to convert US fluid ounces to US quarts

  1. Take the value in US fluid ounces.
  2. Multiply it by 0.03125 (the number of US quarts in one US fluid ounce).
  3. Round the result to the precision you need.
qt = fl oz × 0.03125

Worked example (a can of soda): 12 fl oz × 0.03125 = 0.375 qt.

To convert US quarts back to US fluid ounces, multiply by 32, or divide by 0.03125.

Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).

US Fluid Ounces to US Quarts conversion table

US Fluid Ounces to US Quarts conversion table
US Fluid Ounces [fl oz]US Quarts [qt]
0.01 fl oz0.0003125 qt
0.1 fl oz0.003125 qt
1 fl oz0.03125 qt
2 fl oz0.0625000001 qt
3 fl oz0.0937500001 qt
5 fl oz0.1562500002 qt
10 fl oz0.3125000004 qt
20 fl oz0.6250000008 qt
50 fl oz1.562500002 qt
100 fl oz3.125000004 qt
1000 fl oz31.2500000396 qt

fl oz to qt chart from 1 to 100

US Quarts to US Fluid Ounces conversion table

US Quarts to US Fluid Ounces conversion table
US Quarts [qt]US Fluid Ounces [fl oz]
0.01 qt0.3199999996 fl oz
0.1 qt3.1999999959 fl oz
1 qt31.9999999594 fl oz
2 qt63.9999999188 fl oz
3 qt95.9999998783 fl oz
5 qt159.9999997971 fl oz
10 qt319.9999995942 fl oz
20 qt639.9999991885 fl oz
50 qt1599.9999979712 fl oz
100 qt3199.9999959423 fl oz
1000 qt31999.9999594232 fl oz

US Fluid Ounces vs US Quarts

US Fluid OunceUS Quart
Symbolfl ozqt
Equals1 fl oz = 0.03125 qt1 qt = 32 fl oz

What is a US fluid ounce?

A US customary unit equal to 1/16 of a US pint. Used in the US for beverage and bottle sizes.

What is a US quart?

A US customary unit equal to 2 pints or 1/4 gallon. Used in the US for milk, motor oil, and cooking.

Frequently asked questions

How many US quarts are in a US fluid ounce?

There are 0.03125 US quarts in 1 US fluid ounce (1 fl oz = 0.03125 qt).

How many US fluid ounces are in a US quart?

There are 32 US fluid ounces in 1 US quart (1 qt = 31.9999999594 fl oz).

How do I convert US fluid ounces to US quarts?

Multiply the number of US fluid ounces by 0.03125. For example, 10 fl oz × 0.03125 = 0.3125 qt. To convert back, multiply by 32.

What is 10 fl oz in US quarts?

10 fl oz = 0.3125 qt.

What is 100 fl oz in US quarts?

100 fl oz = 3.125 qt.

Is the conversion exact?

Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.

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Reviewed by

Dr. Muhammad Amjad Khadim PhD Mathematics

Dr. Muhammad Amjad Khadim holds a PhD in Mathematics. He writes and reviews the guides on pakmath.com and checks every formula, conversion factor and worked example against published standards and official guidance before it goes live. Spotted an error? Tell us and it will be corrected.

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First published 28 October 2026 · Last reviewed 5 November 2026