---
title: "Teaspoons to Imperial fluid ounces converter"
description: "1 teaspoon = 0.17347 imperial fluid ounces. Conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/teaspoons-to-imperial-fl-oz/
site: "At One Place"
---

# Teaspoons to imperial fluid ounces

**1 teaspoon in imperial fluid ounces: 1 tsp = 0.17347 imp fl oz**

imp fl oz = tsp × 0.1734737885

To convert teaspoons to imperial fluid ounces, multiply by 0.1734737885. The table below gives the values people look up most often, and the converter works for any number.

## Teaspoons to imperial fluid ounces table

*Common teaspoon values converted to imperial fluid ounces.*

| Teaspoons | Imperial fluid ounces |
| --- | --- |
| 1 tsp | 0.17347 |
| 2 tsp | 0.34695 |
| 3 tsp | 0.52042 |
| 4 tsp | 0.6939 |
| 5 tsp | 0.86737 |
| 10 tsp | 1.734738 |
| 15 tsp | 2.602107 |
| 20 tsp | 3.469476 |
| 25 tsp | 4.336845 |
| 30 tsp | 5.204214 |
| 40 tsp | 6.938952 |
| 50 tsp | 8.673689 |
| 75 tsp | 13.01053 |
| 100 tsp | 17.34738 |
| 250 tsp | 43.36845 |
| 500 tsp | 86.73689 |
| 1,000 tsp | 173.4738 |

## How the conversion works

The relationship is imp fl oz = tsp × 0.1734737885. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two.

## Common questions

### How many imperial fluid ounces are in one teaspoon?

One teaspoon equals 0.17347 imperial fluid ounces. imp fl oz = tsp × 0.1734737885.

### How do you convert teaspoons to imperial fluid ounces?

Use imp fl oz = tsp × 0.1734737885. So 10 tsp is 1.734738 imp fl oz.

### How many teaspoons are in one imperial fluid ounce?

One imperial fluid ounce equals 5.76456 teaspoons, which is the reverse of the conversion above.

## Related pages

- [Imperial fluid ounces to Teaspoons](https://atoneplace.net/convert/imperial-fl-oz-to-teaspoons/)
- [Teaspoons to Liters](https://atoneplace.net/convert/teaspoons-to-liters/)
- [Teaspoons to Milliliters](https://atoneplace.net/convert/teaspoons-to-ml/)
- [Teaspoons to Cubic meters](https://atoneplace.net/convert/teaspoons-to-cubic-meters/)
- [Teaspoons to US gallons](https://atoneplace.net/convert/teaspoons-to-gallons/)
- [Teaspoons to US quarts](https://atoneplace.net/convert/teaspoons-to-quarts/)
- [Teaspoons to US pints](https://atoneplace.net/convert/teaspoons-to-pints/)
- [Teaspoons to US cups](https://atoneplace.net/convert/teaspoons-to-cups/)
- [Teaspoons to US fluid ounces](https://atoneplace.net/convert/teaspoons-to-fl-oz/)
- [Teaspoons to Tablespoons](https://atoneplace.net/convert/teaspoons-to-tablespoons/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)