Convert Ounces (fl oz) to Tablespoons (tbsp)

1 ounce equals 2 Tablespoons.

Formula: tbsp = fl oz × 2

Ounce to Tablespoon Converter

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What Is an Ounce?

The US fluid ounce (fl oz) equals approximately 29.574 mL. It is the standard liquid measure for small quantities in US recipes.

What Is a Tablespoon?

The US tablespoon (tbsp) equals 1/2 fluid ounce or approximately 14.787 mL. Tablespoons are used for measuring ingredients in cooking.

Ounce to Tablespoon Formula

The conversion formula is:

tablespoons = fluid ounces × 2 exact

1 US fluid ounce = 2 US tablespoons, by definition.

Worked Example

Convert 3 ounce (3 fl oz of olive oil):

  1. Calculate: 3 → 6 tablespoon

Common Use Cases

This conversion is needed regularly in:

  • Cocktail and bartending: Many cocktail recipes specify spirits and mixers in ounces, but bartenders without a jigger may use tablespoon measures. A standard shot (1.5 oz) equals 3 tablespoons — useful for home bartending.
  • Salad dressings and sauces: Recipes for vinaigrettes, marinades, and small-batch sauces often call for a few ounces of oil or vinegar. Measuring 2 tablespoons per ounce is faster than pouring into a liquid measuring cup.
  • Medicine dosing: Liquid medicines sometimes list doses in fluid ounces, but the dosing cup or syringe may be marked in tablespoons (or mL). Knowing 1 oz = 2 tbsp helps parents measure children's medicine accurately.
  • Coffee and tea preparation: Pour-over coffee and specialty tea recipes may specify water amounts in ounces and coffee/tea amounts in tablespoons. Understanding the relationship helps dial in the right brew ratio.

Frequently Asked Questions

Is 1 fluid ounce the same as 1 ounce by weight?

No. A fluid ounce measures volume (29.574 mL), while a weight ounce measures mass (28.35 grams). They happen to be nearly equal for water (1 fl oz of water weighs about 1.043 oz), but for other liquids the numbers differ significantly. Honey, for example: 1 fl oz weighs about 1.5 weight ounces.

How many teaspoons in a fluid ounce?

One fluid ounce equals 6 teaspoons. Since 1 fl oz = 2 tablespoons and 1 tablespoon = 3 teaspoons, you get 2 × 3 = 6 teaspoons per fluid ounce. This is useful for medicine dosing and small-quantity recipes.

Are US and UK tablespoons the same size?

No. A US tablespoon is 14.787 mL (half a US fluid ounce), while a UK tablespoon is 17.758 mL. This means the "1 oz = 2 tablespoons" rule only applies precisely to US measurements. In UK recipes, 1 imperial fluid ounce ≈ 1.6 UK tablespoons.

What kitchen tools measure in both ounces and tablespoons?

Liquid measuring cups typically show ounces on one side and mL on the other, with cup markings. Measuring spoon sets provide tablespoon and teaspoon sizes. Jiggers (bar measuring tools) are usually marked in ounces. For precise small-quantity work, an OXO-style angled measuring cup shows ounces, tablespoons, and mL simultaneously.

Common Ounce to Tablespoon Conversions

Ounce to Tablespoon (Part 1)
Ounce Tablespoon Actions
1 ounce 2 Tablespoons
2 ounces 4 Tablespoons
4 ounces 8 Tablespoons
6 ounces 12 Tablespoons
Ounce to Tablespoon (Part 2)
Ounce Tablespoon Actions
8 ounces 16 Tablespoons
12 ounces 24 Tablespoons
16 ounces 32 Tablespoons

Ounces to Tablespoons Conversion Table

Reference table with common ounces to tablespoons conversions. All values calculated with high precision.

Ounces to Tablespoons Table
0.0001 to 12

Ounces Tablespoons Actions
0.0001 fl oz 0.0002 tbsp
0.00025 fl oz 0.0005 tbsp
0.0005 fl oz 0.001 tbsp
0.001 fl oz 0.002 tbsp
0.0025 fl oz 0.005 tbsp
0.005 fl oz 0.01 tbsp
0.01 fl oz 0.02 tbsp
0.025 fl oz 0.05 tbsp
0.05 fl oz 0.1 tbsp
0.1 fl oz 15 tbsp
14 fl oz 12 tbsp
12 fl oz 1 tbsp

Ounces to Tablespoons Table
1 to 100000

Ounces Tablespoons Actions
1 fl oz 2 tbsp
12 fl oz 5 tbsp
5 fl oz 10 tbsp
10 fl oz 20 tbsp
25 fl oz 50 tbsp
50 fl oz 100 tbsp
100 fl oz 200 tbsp
250 fl oz 500 tbsp
500 fl oz 1000 tbsp
1000 fl oz 2000 tbsp
2500 fl oz 5000 tbsp
5000 fl oz 10000 tbsp
10000 fl oz 20000 tbsp
25000 fl oz 50000 tbsp
50000 fl oz 100000 tbsp
100000 fl oz 200000 tbsp

Tablespoons to Ounces Table
0.001 to 5

Tablespoons Ounces Actions
0.001 tbsp 0.0005 fl oz
0.0025 tbsp 0.00125 fl oz
0.005 tbsp 0.0025 fl oz
0.01 tbsp 0.005 fl oz
0.025 tbsp 0.0125 fl oz
0.05 tbsp 0.025 fl oz
0.1 tbsp 0.05 fl oz
14 tbsp 18 fl oz
12 tbsp 14 fl oz
1 tbsp 12 fl oz
12 tbsp 14 fl oz
5 tbsp 12 fl oz

Tablespoons to Ounces Table
10 to 1000000

Tablespoons Ounces Actions
10 tbsp 5 fl oz
25 tbsp 12.5 fl oz
50 tbsp 25 fl oz
100 tbsp 50 fl oz
250 tbsp 125 fl oz
500 tbsp 250 fl oz
1000 tbsp 500 fl oz
2500 tbsp 1250 fl oz
5000 tbsp 2500 fl oz
10000 tbsp 5000 fl oz
25000 tbsp 12500 fl oz
50000 tbsp 25000 fl oz
100000 tbsp 50000 fl oz
250000 tbsp 125000 fl oz
500000 tbsp 250000 fl oz
1000000 tbsp 500000 fl oz

Looking for the reverse? Convert Tablespoon to Ounce

Related in other categories:

  • Grams to OuncesCooking conversions between volume (Tbsp) and weight (g/oz)
Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.