Teaspoon (US) to Fluid Ounce (US)Converter

Instantly convert Teaspoon (US) (tsp) to Fluid Ounce (US) (fl oz). Free, accurate, and easy to use.

tsp
fl oz
1 tsp = 0.16666678 fl oz

How to Convert Teaspoon (US) to Fluid Ounce (US)

To convert Teaspoon (US) (tsp) to Fluid Ounce (US) (fl oz), multiply your value by 0.16666678.

fl oz = tsp × 0.16666678

Example: 5 tsp × 0.16666678 = 0.8333339 fl oz

What is a Teaspoon (US)?

The US teaspoon equals approximately 4.929 milliliters, or exactly 1/3 of a US tablespoon and 1/48 of a US cup. It is the smallest standard volume unit in American cooking, used for spices, extracts, and leavening agents. The metric teaspoon used in the UK and Australia is rounded to exactly 5 mL. Three teaspoons make one US tablespoon.

What is a Fluid Ounce (US)?

The US fluid ounce equals approximately 29.574 milliliters, or 1/128 of a US gallon. Despite sharing a name with the mass unit ounce, it measures only volume. The UK imperial fluid ounce differs, equaling 28.413 mL (1/160 of an imperial gallon). There are 8 US fluid ounces in a cup and 128 in a gallon.

Teaspoon (US) to Fluid Ounce (US) Conversion Table

Teaspoon (US) (tsp)Fluid Ounce (US) (fl oz)
0.001 tsp0.00016667 fl oz
0.01 tsp0.00166667 fl oz
0.1 tsp0.01666668 fl oz
0.5 tsp0.08333339 fl oz
1 tsp0.16666678 fl oz
2 tsp0.33333356 fl oz
5 tsp0.8333339 fl oz
10 tsp1.66666779 fl oz
20 tsp3.33333559 fl oz
50 tsp8.33333897 fl oz
100 tsp16.66667794 fl oz
200 tsp33.33335588 fl oz
500 tsp83.33338969 fl oz
1000 tsp166.66677938 fl oz
5000 tsp833.3338969 fl oz
10000 tsp1666.6677938 fl oz
50000 tsp8333.33896901 fl oz
100000 tsp16666.67793802 fl oz
1000000 tsp166666.77938019 fl oz
1000000000 tsp166666779.38018835 fl oz

Frequently Asked Questions

How do I convert Teaspoon (US) to Fluid Ounce (US)?

Multiply the Teaspoon (US) value by 0.16666678. Formula: fl oz = tsp × 0.16666678. Example: 10 tsp = 1.66666779 fl oz.

How many Fluid Ounce (US) are in one Teaspoon (US)?

One Teaspoon (US) (tsp) equals 0.16666678 Fluid Ounce (US) (fl oz).

How many Teaspoon (US) are in one Fluid Ounce (US)?

One Fluid Ounce (US) (fl oz) equals 5.99999594 Teaspoon (US) (tsp).

What is the exact conversion factor from Teaspoon (US) to Fluid Ounce (US)?

The conversion factor is 0.16666678. Multiply any tsp value by this number to get fl oz. For the reverse, multiply by 5.99999594.

How do I convert Fluid Ounce (US) back to Teaspoon (US)?

Divide by 0.16666678, or equivalently multiply by 5.99999594. Formula: tsp = fl oz ÷ 0.16666678.

Is the Teaspoon (US)-to-Fluid Ounce (US) conversion internationally standardized?

Yes. Both units are defined by international standards (SI or the international yard/pound agreement), so the conversion factor 0.16666678 is exact and universally agreed upon.