1 teaspoon to US fluid ounces
1 tsp = 0.16666667 fl oz. Change the amount below, or read the formula and the reference table further down.
1 teaspoon equals
US fluid ounces
1 tsp = 0.16666667 fl oz
The formula
Teaspoons and US fluid ounces both measure volume from the same zero, so a single multiplier does the job.
fl oz = tsp × 0.1666666667
Going the other way? Convert US fluid ounces to teaspoons.
Teaspoons to US fluid ounces table
Values either side of 1 tsp.
| Teaspoons (tsp) | US fluid ounces (fl oz) |
|---|---|
| -4 | -0.666667 |
| -3.5 | -0.583333 |
| -3 | -0.5 |
| -2.5 | -0.416667 |
| -2 | -0.333333 |
| -1.5 | -0.25 |
| -1 | -0.166667 |
| -0.5 | -0.083333 |
| 0 | 0 |
| 0.5 | 0.083333 |
| 1 | 0.166667 |
| 1.5 | 0.25 |
| 2 | 0.333333 |
| 2.5 | 0.416667 |
| 3 | 0.5 |
| 3.5 | 0.583333 |
| 4 | 0.666667 |
| 4.5 | 0.75 |
| 5 | 0.833333 |
| 5.5 | 0.916667 |
| 6 | 1 |
Questions people ask
- How many US fluid ounces are in a teaspoon?
- One teaspoon equals 0.1666666667 US fluid ounces.
- How do I convert teaspoons to US fluid ounces by hand?
- Multiply the number of teaspoons by 0.1666666667. For a rough check, 0.167 is close enough for most everyday use.
- What is 1 teaspoon in US fluid ounces?
- 1 teaspoon is 0.16666667 US fluid ounces.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.