A US fluid ounce is 1/128 of a US gallon, equal to about 29.57 milliliters.
Fluid ounce to Ounce
Convert Fluid ounce to Ounce instantly. Free online cooking unit converter with exact formula, conversion table and FAQ.
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Convert cooking volume and mass units used in recipes and nutrition workflows.
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Some unit families need one extra value for a physically accurate result.
An avoirdupois ounce equals 1/16 pound, or about 28.35 grams, common in US recipes.
oz = fl oz × 1.043175557
Results update instantly for Fluid ounce to Ounce conversions.
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Formula
oz = fl oz × 1.043175557
fl oz = oz × 0.9586114185
Conversion table
| 1 fl oz | 1.043176 oz |
| 5 fl oz | 5.215878 oz |
| 10 fl oz | 10.431756 oz |
| 20 fl oz | 20.863511 oz |
| 50 fl oz | 52.158778 oz |
| 100 fl oz | 104.317556 oz |
| 500 fl oz | 521.587778 oz |
| 1000 fl oz | 1043.175557 oz |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the fluid ounce (fl oz). A US fluid ounce is 1/128 of a US gallon, equal to about 29.57 milliliters.
What is the destination unit in this conversion?
The destination unit is the ounce (oz). An avoirdupois ounce equals 1/16 pound, or about 28.35 grams, common in US recipes.
How do I convert fluid ounce to ounce?
Multiply the fluid ounce value by 1.043175557. For example, 10 fl oz × 1.043175557 = 10.431756 oz.
Is the fluid ounce to ounce conversion exact?
Yes. This conversion uses a fixed factor defined for cooking measurement standards, so results are consistent every time.
Where is this conversion commonly used?
It's used when following recipes, adjusting ingredient quantities, or converting between US customary and metric cooking measurements.
Can I convert ounce back to fluid ounce?
Yes. Multiply the ounce value by 0.9586114185 to get fluid ounce.
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About this conversion
This page converts fluid ounce (fl oz) to ounce (oz) within the cooking converter.
A US fluid ounce is 1/128 of a US gallon, equal to about 29.57 milliliters. An avoirdupois ounce equals 1/16 pound, or about 28.35 grams, common in US recipes.
The formula is oz = fl oz × 1.043175557, based on each unit's fixed relationship to the cooking converter's reference units.
Results are consistent because the conversion relies on a fixed numerical ratio rather than an estimate.
Use the calculator above for instant results, or the table below for common fluid ounce values already converted to ounce.