---
title: "US fluid ounces to Teaspoons — fl oz to tsp converter"
description: "1 US fluid ounce = 6 teaspoons. Convert US fluid ounces to teaspoons with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/fl-oz-to-teaspoons/
site: "At One Place"
---

# US fluid ounces to teaspoons

**1 US fluid ounce in teaspoons: 1 fl oz = 6 tsp**

tsp = fl oz × 6

To convert US fluid ounces to teaspoons, multiply by 6. The table below gives the values people look up most often, and the converter works for any number.

## US fluid ounces to teaspoons table

*Common US fluid ounce values converted to teaspoons.*

| US fluid ounces | Teaspoons |
| --- | --- |
| 1 fl oz | 6 |
| 2 fl oz | 12 |
| 3 fl oz | 18 |
| 4 fl oz | 24 |
| 5 fl oz | 30 |
| 10 fl oz | 60 |
| 15 fl oz | 90 |
| 20 fl oz | 120 |
| 25 fl oz | 150 |
| 30 fl oz | 180 |
| 40 fl oz | 240 |
| 50 fl oz | 300 |
| 75 fl oz | 450 |
| 100 fl oz | 600 |
| 250 fl oz | 1,500 |
| 500 fl oz | 3,000 |
| 1,000 fl oz | 6,000 |

## How the conversion works

The relationship is tsp = fl oz × 6. 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 teaspoons are in one US fluid ounce?

One US fluid ounce equals 6 teaspoons. tsp = fl oz × 6.

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

Use tsp = fl oz × 6. So 10 fl oz is 60 tsp.

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

One teaspoon equals 0.16667 US fluid ounces, which is the reverse of the conversion above.

## Related pages

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