Convert US Teaspoon to Imperial Fluid Ounce

1 us teaspoon = 0.1734738 imperial fluid ounce (imp fl oz). Type any value below to convert us teaspoon to imperial fluid ounce both ways — it runs entirely in your browser.

US Teaspoon to Imperial Fluid Ounce conversion formula

To convert us teaspoon to imperial fluid ounce, multiply by 0.1734738:

imperial fluid ounce = us teaspoon × 0.1734738

Going the other way, 1 imperial fluid ounce = 5.76456 us teaspoon, so us teaspoon = imperial fluid ounce × 5.76456.

US Teaspoon to Imperial Fluid Ounce — worked examples

US TeaspoonImperial Fluid Ounce
1 tsp0.1734738 imp fl oz
2 tsp0.3469476 imp fl oz
3 tsp0.5204214 imp fl oz
5 tsp0.8673689 imp fl oz
10 tsp1.734738 imp fl oz
25 tsp4.336845 imp fl oz
50 tsp8.673689 imp fl oz
100 tsp17.34738 imp fl oz

US Teaspoon ↔ Imperial Fluid Ounce reference table

US Teaspoon → Imperial Fluid Ounce Imperial Fluid Ounce → US Teaspoon
1 tsp = 0.1734738 imp fl oz 1 imp fl oz = 5.76456 tsp
2 tsp = 0.3469476 imp fl oz 2 imp fl oz = 11.52912 tsp
5 tsp = 0.8673689 imp fl oz 5 imp fl oz = 28.8228 tsp
10 tsp = 1.734738 imp fl oz 10 imp fl oz = 57.6456 tsp
20 tsp = 3.469476 imp fl oz 20 imp fl oz = 115.2912 tsp
50 tsp = 8.673689 imp fl oz 50 imp fl oz = 288.228 tsp
100 tsp = 17.34738 imp fl oz 100 imp fl oz = 576.456 tsp
250 tsp = 43.36845 imp fl oz 250 imp fl oz = 1,441.14 tsp
500 tsp = 86.73689 imp fl oz 500 imp fl oz = 2,882.28 tsp
1000 tsp = 173.4738 imp fl oz 1000 imp fl oz = 5,764.56 tsp

About us teaspoon and imperial fluid ounce

US Teaspoon: A US teaspoon is 1/6 US fluid ounce — 4.92892159375 mL.

Imperial Fluid Ounce: An imperial (UK) fluid ounce is 28.4130625 mL — slightly smaller than the US fluid ounce.

Watch the system: a US gallon, quart, pint and fluid ounce are not the same size as the imperial (UK) ones — a US gallon is 3.785 L while an imperial gallon is 4.546 L, and a US fluid ounce (29.57 mL) is slightly larger than an imperial fluid ounce (28.41 mL). The units on this page are labelled US or Imperial so the result is unambiguous.

Frequently asked questions

How many imperial fluid ounce are in 1 us teaspoon?
1 us teaspoon = 0.1734738 imperial fluid ounce (imp fl oz).
How do I convert us teaspoon to imperial fluid ounce?
Multiply the number of us teaspoon by 0.1734738. For example, 10 us teaspoon = 10 × 0.1734738 = 1.734738 imperial fluid ounce.
How many us teaspoon are in 1 imperial fluid ounce?
1 imperial fluid ounce = 5.76456 us teaspoon.
Which is bigger, us teaspoon or imperial fluid ounce?
1 imperial fluid ounce equals 5.76456 us teaspoon, so a imperial fluid ounce is the larger unit.

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