Teaspoons (US) to Fluid ounces (UK) converter

To convert teaspoons (US) to fluid ounces (UK), enter the value in the first field. The result in fluid ounces (UK) is calculated automatically using the exact conversion factor.

1 US tsp ≈ 0.173473788464 UK fl oz
1 UK fl oz ≈ 5.76455964242 US tsp

Formula: UK fl oz ≈ US tsp × 0.173473788464
US tsp ≈ UK fl oz × 5.76455964242

Definitions: 1 US tsp = 1/3 US tbsp; 1 UK fl oz = 1/160 UK gal

The US teaspoon is one third of a US tablespoon, about 4.93 mL. It is the teaspoon of American recipes, while nutrition labels and medicine dosing in the United States round it to 5 mL.

The imperial fluid ounce is 1/20 of an imperial pint and is about 4% smaller than the US fluid ounce. It appears in older British recipes and on some UK products, although metric units dominate labels today.

See the conversion table with commonly used values, handy for quick reference or study.