A US liquid pint is one eighth of a US gallon.
Pints to Fluid ounces Converter — pt to fl oz
Convert Pint (pt) to Fluid ounce (fl oz) using the exact conversion factor (1 pint = 16 fluid ounce). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Pints to Fluid ounces converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
A US fluid ounce is 1/128 of a US gallon.
Result = input x 0.000473176473 / 2.95735296e-5.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pints to Fluid ounces
Pint and Fluid ounce appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Pint is typically associated with united States (beer serving, cooking, dairy), while Fluid ounce is typically associated with united States (beverage, nutrition labeling).
Formula
fluid ounces = pints × 16
This factor comes from each unit's defined relationship to the category's base unit: 1 pint equals 0.000473176473 base units, and 1 fluid ounce equals 0.0000295735295625 base units, so dividing one by the other gives the direct pint-to-fluid ounce factor of 16.
Simple example
1 pt × 16 = 16 fl oz
1 pint = 16 fluid ounces.
Real-world example
10 pt × 16 = 160 fl oz
10 pints = 160 fluid ounces.
Conversion table
| Pint (pt) | Fluid ounce (fl oz) |
|---|---|
| 1 pt | 16 fl oz |
| 5 pt | 80 fl oz |
| 10 pt | 160 fl oz |
| 25 pt | 400 fl oz |
| 50 pt | 800 fl oz |
| 100 pt | 1,600 fl oz |
Reverse conversion: Fluid ounce to Pint
16 fl oz × 0.0625 = 1 pt
16 fluid ounces = 1 pint.
pints = fluid ounces × 0.0625
For a page dedicated to this direction, see Fluid ounce to Pint.
Pint vs. Fluid ounce
| Aspect | Pint | Fluid ounce |
|---|---|---|
| Family | US customary unit | US customary unit |
| Typical use | US beer and beverage serving sizes | US beverage container sizing (soda, water bottles) |
| Where it's used | United States (beer serving, cooking, dairy) | United States (beverage, nutrition labeling) |
Understanding the Pint
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
Where it's used: United States (beer serving, cooking, dairy)
Uses of the Pint today
- US beer and beverage serving sizes
- US recipe measurement
- US dairy packaging (pint containers)
History of the Pint
The pint follows the same English wine-gallon lineage as the US gallon and quart, retained by the US after Britain's 1824 switch to a different imperial gallon standard.
Historical origin. Pint was not the invention of a single named person; it developed through the process described above.
Understanding the Fluid ounce
Fluid ounce (fl oz) measures volume. The US fluid ounce is 1/128 of a US gallon: exactly 29.5735295625 milliliters. It is classified as a US customary unit.
Where it's used: United States (beverage, nutrition labeling)
Uses of the Fluid ounce today
- US beverage container sizing (soda, water bottles)
- US nutrition and medication dosing labels
History of the Fluid ounce
The US fluid ounce follows from the same English wine-gallon system as the rest of the US liquid volume units, defined as a consistent fraction of the gallon.
Historical origin. Fluid ounce was not the invention of a single named person; it developed through the process described above.
Pint — sources
- NIST Handbook 44, Appendix C — General tables of units including the US pint definition.
Fluid ounce — sources
- NIST Handbook 44, Appendix C — General tables of units including the US fluid ounce definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many fluid ounces are in 1 pint?
1 pint equals 16 fluid ounces, using the exact defined conversion factor rather than an estimate.
How do I convert pint to fluid ounce?
Multiply the pint value by 16. The converter above does this instantly to whatever precision you set.
How do I convert fluid ounce back to pint?
Use the reverse factor: 1 fluid ounce equals 0.0625 pints. You can also use the swap control in the converter above to flip the direction instantly.
What is a pint?
Pint (pt) measures volume. The US liquid pint is one-eighth of a US gallon: exactly 0.473176473 liters. It is classified as a US customary unit.
What is a fluid ounce?
Fluid ounce (fl oz) measures volume. The US fluid ounce is 1/128 of a US gallon: exactly 29.5735295625 milliliters. It is classified as a US customary unit.
Is the pint to fluid ounce conversion exact?
Yes. The US fluid ounce is 1/128 of a US gallon: exactly 29.5735295625 milliliters. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the pint still used today?
United States (beer serving, cooking, dairy)