US Fluid Ounces to Deciliters
Convert us fluid ounces to deciliters instantly. 1 fl oz = 0.2957352956 dL. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert us fluid ounces to deciliters
To convert us fluid ounces to deciliters, divide by 3.3814022702 (multiply by 0.2957352956). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
dL = fl oz × 0.2957352956
US Fluid Ounces to Deciliters conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| US Fluid Ounces | Deciliters |
|---|---|
| 1 fl oz | 0.295735 dL |
| 2 fl oz | 0.591471 dL |
| 3 fl oz | 0.887206 dL |
| 5 fl oz | 1.478676 dL |
| 10 fl oz | 2.957353 dL |
| 20 fl oz | 5.914706 dL |
| 25 fl oz | 7.393382 dL |
| 50 fl oz | 14.786765 dL |
| 100 fl oz | 29.57353 dL |
| 500 fl oz | 147.867648 dL |
| 1,000 fl oz | 295.735296 dL |
What is a us fluid ounce?
A sixteenth of a US pint, about 29.6 mL.
What is a deciliter?
A tenth of a litre, standard in Scandinavian and Swiss recipes.
The formula
dL = fl oz × 0.2957352956
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the US Fluid Ounces to Deciliters
- Type the number of us fluid ounces you want to convert.
- Read the result in deciliters straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked deciliters to us fluid ounces page.
US Fluid Ounces to Deciliters — frequently asked questions
How many deciliters are in a us fluid ounce?
One us fluid ounce equals 0.2957352956 dL. dL = fl oz × 0.2957352956
What is the formula to convert us fluid ounces to deciliters?
The formula is dL = fl oz × 0.2957352956. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert deciliters back to us fluid ounces?
Divide instead of multiplying: one deciliter is 3.3814022702 fl oz. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this us fluid ounces to deciliters free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 15, 2026 · Calculation runs client-side · No data collected · Report an error