🧪 Volume Converter

Fluid Ounces to Teaspoons
( fl oz → tsp )

Instantly convert US fluid ounces to US teaspoons. Enter any value below and get an accurate result with the full formula and reference table.

Converter Tool
fl oz
tsp
Result
1 fl oz = 6 tsp
6
tsp
The Formula
tsp = fl oz × 6
1 US fluid ounce = 6 US teaspoons. This relationship is exact in US customary units.

How to Convert Fluid Ounces to Teaspoons

To convert US fluid ounces to US teaspoons, multiply the number of fluid ounces by 6. This is because one fluid ounce is defined as exactly six teaspoons in the US customary system.

Step-by-Step Example

Let’s convert 2 fluid ounces to teaspoons:

1. Multiply by 6: 2 × 6 = 12
2. So 2 fl oz equals 12 tsp.

For a smaller amount, 0.5 fl oz × 6 = 3 tsp.

When You’d Use Each Unit

Fluid ounces are commonly used in the US for measuring liquids like milk, water, or juice in recipes and beverage serving sizes. Teaspoons are used for small quantities of ingredients like spices, extracts, and leavening agents. Converting between them helps scale recipes accurately and understand serving sizes.

Conversion Table

Common fluid ounces values converted to teaspoons — typical values highlighted.

Fluid Ounces (fl oz) Teaspoons (tsp) Approximate
Frequently Asked Questions
How do I convert fluid ounces to teaspoons quickly? +
Multiply the number of fluid ounces by 6. For example, 4 fl oz × 6 = 24 tsp.
How many teaspoons are in a fluid ounce? +
There are 6 teaspoons in one US fluid ounce.
What is 1 fl oz in tsp? +
1 fl oz = 6 tsp.
What is 1 tsp in fluid ounces? +
1 tsp = 1/6 fl oz ≈ 0.1667 fl oz.
Is this the same for UK fluid ounces? +
No, UK fluid ounces are larger. 1 UK fl oz ≈ 4.8 UK teaspoons. This converter uses US customary units.
Can I convert teaspoons back to fluid ounces with this tool? +
Yes! Just type a value into the teaspoons field and the fluid ounces field updates automatically. Or use the ⇄ swap button to switch directions.
✓ Copied to clipboard!