How many fluid ounces are in one tablespoon?

Exactly 0.5 US fluid ounces (1/2 fl oz). Three teaspoons make one tablespoon, and two tablespoons make one US fluid ounce (1 fl oz = 2 tbsp).

Is this US or imperial fluid ounces?

This tool uses the US customary fluid ounce (≈ 29.5735 mL). The imperial (UK) fluid ounce is slightly different (≈ 28.4131 mL). For US recipes, use this converter.

How many tablespoons are in 1 fluid ounce?

Exactly 2 tablespoons equal 1 US fluid ounce. Use the swap button in the converter to go from fl oz to tablespoons.

Can I convert fractional tablespoons like 1.5 or 2.75?

Yes. Enter any decimal value (e.g., 1.5, 2.75, 0.333) and the converter handles the math precisely.

What is the formula for tablespoons to fluid ounces?

Fluid ounces = tablespoons × 0.5. Equivalently, divide the tablespoon count by 2, since there are 16 tablespoons in a cup and 8 fluid ounces in a cup.

Tablespoons to Fluid Ounces Converter

Convert tablespoons to US fluid ounces instantly — 1 tablespoon equals 0.5 fl oz.

Enter Tablespoons

Tablespoons (tbsp)

Quick Reference

Tablespoons	Fluid Ounces
1 tbsp	0.5 fl oz
2 tbsp	1 fl oz
4 tbsp	2 fl oz
8 tbsp	4 fl oz
16 tbsp	8 fl oz
32 tbsp	16 fl oz

Result

Enter a value on the left to see the result.

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Summary

This tool converts tablespoons (tbsp) to US fluid ounces (fl oz) using the exact factor of 1 tablespoon = 0.5 fluid ounces (or 1/2 fl oz). Enter any value — whole numbers, decimals, or fractions — and get an instant result. Useful for scaling recipes, measuring liquids, and comparing volumes.

How it works

Enter a tablespoon value in the input field.
The converter multiplies your value by 0.5 (1/2).
The result in fluid ounces appears instantly below.
Click "Copy Result" to copy the fl oz value to your clipboard.
Use the swap button to reverse the conversion (fl oz to tbsp).

Use cases

Scale a recipe that lists ingredients in tablespoons when your measuring cup shows fluid ounces.
Check how many fluid ounces are in a large number of tablespoons for batch cooking.
Convert liquid medicine or supplement dosages between tablespoon and fl oz units.
Verify nutrition label volumes when a product lists serving sizes in different units.
Teach kitchen measurement conversions to students or home cooks.
Double or halve a recipe quickly by converting the adjusted tablespoon count to fl oz.

Frequently Asked Questions

Last updated: 2026-06-13 · Reviewed by Nham Vu