Teaspoon (US) to Fluid Ounce (US) Converter
Convert Teaspoon (US) (tsp) to Fluid Ounce (US) (fl oz) instantly. 1 tsp = 0.166667 fl oz.
Volume Converter
40 units available
1 tsp = 0.166667 fl oz
Formula:
fl oz = tsp × 0.1666666667With your value: 1 tsp = 0.16666667 fl oz
How big is that?
Everyday references on a logarithmic scale, all expressed in teaspoon (us) so you can sanity-check the result.
Other Teaspoon (US) to Fluid Ounce (US) conversions
Teaspoon (US) to Fluid Ounce (US) Conversion Table
| Teaspoon (US) (tsp) | Fluid Ounce (US) (fl oz) |
|---|---|
| 0.5 | 0.083333 |
| 1 | 0.166667 |
| 2 | 0.333333 |
| 5 | 0.833333 |
| 10 | 1.666667 |
| 15 | 2.5 |
| 20 | 3.333333 |
| 25 | 4.166667 |
| 50 | 8.333333 |
| 100 | 16.666667 |
| 250 | 41.666667 |
| 500 | 83.333333 |
| 1000 | 166.666667 |
Fluid Ounce (US) to Teaspoon (US) Conversion Table
| Fluid Ounce (US) (fl oz) | Teaspoon (US) (tsp) |
|---|---|
| 0.5 | 3 |
| 1 | 6 |
| 2 | 12 |
| 5 | 30 |
| 10 | 60 |
| 15 | 90 |
| 20 | 120 |
| 25 | 150 |
| 50 | 300 |
| 100 | 600 |
| 250 | 1,500 |
| 500 | 3,000 |
| 1000 | 6,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Teaspoon (US) (tsp)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Fluid Ounce (US) (fl oz)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Teaspoon (US) to Fluid Ounce (US)
To convert from Teaspoon (US) (tsp) to Fluid Ounce (US) (fl oz), multiply the value by 0.1666666667.
Formula: fl oz = tsp × 0.1666666667
Reverse: tsp = fl oz × 6
Step-by-Step Example
- Start with your value in Teaspoon (US). For example: 5 tsp
- Multiply by the conversion factor: 5 x 0.1666666667
- The result is: 0.833333 fl oz
About Teaspoon (US)
The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
Common uses: cooking, medicine dosage, baking.
About Fluid Ounce (US)
The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
Common uses: beverages, cooking, cocktails.
Frequently Asked Questions
How many Fluid Ounce (US) are in 1 Teaspoon (US)?
There are exactly 0.1666666667 Fluid Ounce (US) in 1 Teaspoon (US). This means the conversion factor from Teaspoon (US) to Fluid Ounce (US) is 0.1666666667.
What is the formula to convert Teaspoon (US) to Fluid Ounce (US)?
The formula to convert Teaspoon (US) to Fluid Ounce (US) is: fl oz = tsp × 0.1666666667. For example, to convert 10 Teaspoon (US) to Fluid Ounce (US), you would multiply 10 by 0.1666666667.
What is a Teaspoon (US)?
The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
What is a Fluid Ounce (US)?
The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
What are the common uses of Teaspoon (US)?
The Teaspoon (US) is commonly used in cooking, medicine dosage, baking.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). Teaspoon (US) to Fluid Ounce (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/teaspoon_us-to-fluid_ounce_us