This converter turns tablespoons into imperial fluid ounces instantly, using the exact factor 1 tablespoon = 0.5204213654 imperial fluid ounces. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
Three teaspoons, or 14.79 millilitres in US measure. The UK fluid ounce, about 4% smaller than its US counterpart.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
tablespoons- The amount you are converting, measured in tablespoons
0.5204213654- The exact number of imperial fluid ounces in one tablespoon
imperial fluid ounces- The converted result
How it works, step by step
- Enter the number of tablespoons you want to convert.
- The value is multiplied by 0.5204213654, the exact conversion factor.
- The result is displayed in imperial fluid ounces, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 tablespoons
Multiply 5 by 0.52042137. That gives 2.6021 imperial fluid ounces. A quick sanity check: one tablespoon is smaller than one imperial fluid ounce, so the number should get smaller — and it does.
Converting 72 tablespoons
72 × 0.52042137 = 37.4703 imperial fluid ounces. Working backwards, 37.4703 ÷ 0.52042137 returns 72 tablespoons, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many imperial fluid ounces are in one tablespoon?
Exactly 0.5204213654. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert tablespoons to imperial fluid ounces?
Imperial Fluid Ounces = tablespoons × 0.5204213654. To reverse it, divide instead: tablespoons = imperial fluid ounces ÷ 0.5204213654, which is the same as multiplying by 1.921519881.
Is the tablespoon bigger than the imperial fluid ounce?
No. One tablespoon is only 0.520421 of a imperial fluid ounce, so the imperial fluid ounce is the larger unit.
Why does my answer differ slightly from other tablespoons to imperial-fluid-ounces converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a tablespoon?
Three teaspoons, or 14.79 millilitres in US measure.
What is a imperial fluid ounce?
The UK fluid ounce, about 4% smaller than its US counterpart.
Tablespoons to imperial fluid ounces reference table
| Tablespoons | Imperial Fluid Ounces |
|---|---|
| 0.5 tbsp | 0.260211 fl oz |
| 1 tbsp | 0.520421 fl oz |
| 2 tbsp | 1.0408 fl oz |
| 3 tbsp | 1.5613 fl oz |
| 5 tbsp | 2.6021 fl oz |
| 10 tbsp | 5.2042 fl oz |
| 15 tbsp | 7.8063 fl oz |
| 20 tbsp | 10.4084 fl oz |
| 25 tbsp | 13.0105 fl oz |
| 50 tbsp | 26.0211 fl oz |
| 75 tbsp | 39.0316 fl oz |
| 100 tbsp | 52.0421 fl oz |
| 250 tbsp | 130.1053 fl oz |
| 500 tbsp | 260.2107 fl oz |
| 1000 tbsp | 520.4214 fl oz |
Exact factor: 1 tablespoon = 0.5204213654 imperial fluid ounces. Values rounded for display.