Convert Teaspoons (US) to Fluid Ounces (US)
One teaspoon (US) equals 0.166667 fluid ounces (us). Type any value to convert teaspoons (us) to fluid ounces (us) instantly — with a full reference table below.
Convert Teaspoons (US) to Fluid Ounces (US)
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How to convert Teaspoons (US) to Fluid Ounces (US)
To convert teaspoons (us) to fluid ounces (us), multiply by 0.166667. One teaspoon (US) equals 0.166667 fl oz, and one fluid ounce (US) equals 6 tsp.
- Take the value in teaspoons (us) — for example 7.5 tsp.
- Multiply by 0.166667 (the number of fluid ounces (us) in one teaspoon (US)).
- 7.5 × 0.166667 = 1.25 fl oz.
Quick mental estimate: Divide the number of teaspoons (us) by 6 — that is exact.
Teaspoons (US) to Fluid Ounces (US) conversion table
| Teaspoons (US) | Fluid Ounces (US) |
|---|---|
| 1 tsp | 0.166667 fl oz |
| 2 tsp | 0.333333 fl oz |
| 3 tsp | 0.5 fl oz |
| 4 tsp | 0.666667 fl oz |
| 5 tsp | 0.833333 fl oz |
| 6 tsp | 1 fl oz |
| 8 tsp | 1.333333 fl oz |
| 10 tsp | 1.666667 fl oz |
| 12 tsp | 2 fl oz |
| 16 tsp | 2.666667 fl oz |
| 20 tsp | 3.333333 fl oz |
| 24 tsp | 4 fl oz |
| 32 tsp | 5.333333 fl oz |
| 50 tsp | 8.333333 fl oz |
| 100 tsp | 16.66667 fl oz |
| Fluid Ounces (US) | Teaspoons (US) |
|---|---|
| 1 fl oz | 6 tsp |
| 2 fl oz | 12 tsp |
| 3 fl oz | 18 tsp |
| 4 fl oz | 24 tsp |
| 5 fl oz | 30 tsp |
| 6 fl oz | 36 tsp |
| 8 fl oz | 48 tsp |
| 10 fl oz | 60 tsp |
| 12 fl oz | 72 tsp |
| 16 fl oz | 96 tsp |
| 20 fl oz | 120 tsp |
| 24 fl oz | 144 tsp |
| 32 fl oz | 192 tsp |
| 50 fl oz | 300 tsp |
| 100 fl oz | 600 tsp |
About converting Teaspoons (US) to Fluid Ounces (US)
Teaspoons (US) (tsp) and Fluid Ounces (US) (fl oz) are both units of volume. The exact factor is 1 tsp = 0.166667 fl oz, so multiply by 0.166667 to go from teaspoons (us) to fluid ounces (us) (or divide to go back).
The conversion runs entirely in your browser. Need the reverse? Use the Fluid Ounces (US) to Teaspoons (US) converter, or the full unit converter for every unit at once.
Real-world volume in teaspoons (us) and fluid ounces (us)
| Example | Teaspoons (US) | Fluid Ounces (US) |
|---|---|---|
| A medicine teaspoon dose | 1.014421 tsp | 0.16907 fl oz |
| A US soda can (12 fl oz) | 72 tsp | 12 fl oz |
| A wine bottle | 152.1631 tsp | 25.36052 fl oz |
| A US gallon of milk | 768 tsp | 128 fl oz |
| A typical car fuel tank | ≈ 10,144.21 tsp | ≈ 1,690.701 fl oz |
| A typical bathtub | ≈ 30,432.62 tsp | ≈ 5,072.103 fl oz |
“≈” marks typical values; the rest are defined or measured figures.
The units
A third of a tablespoon, 4.92892159375 mL — medicine spoons round this to 5 mL.
Used for: Recipes and medicine doses.
The US fluid ounce: 1/128 US gallon, 29.5735295625 mL.
Used for: US drink and cosmetics labels.
US customary volumes are exact by definition: the US gallon is 231 cubic inches, which is exactly 3.785411784 litres.