Convert Tablespoon (tbsp) to Fluid Ounce (fl oz) instantly. Enter any value — result updates live.
Converting Tablespoon to Fluid Ounce is a common volume conversion. One tablespoon (tbsp) equals 0.500001691 fluid ounce (fl oz). Tablespoons are used in cooking and baking recipes, especially in the United States.
This conversion is commonly needed for fuel and vehicle maintenance, aquarium and pool sizing, shipping liquid products. Fluid ounces measure liquid volumes for beverages, cosmetics, and medicine in the US.
To put tablespoon in perspective: a tablespoon of honey (about 21 g). In fluid ounce, common references include a travel-size shampoo bottle (3.4 fl oz).
A tablespoon was historically defined in the UK as exactly 3 teaspoons, a ratio still used today even though exact volumes have been standardized differently across countries.
Despite sharing a name, the US fluid ounce (29.57 mL) and UK fluid ounce (28.41 mL) differ by about 4%, a quirk of divergent imperial standards after the US and UK measurement systems split in the 19th century.
People frequently convert between tablespoon and fluid ounce for:
| Tablespoon (tbsp) | Fluid Ounce (fl oz) |
|---|---|
| 1 tbsp | 0.500001691 fl oz |
| 2 tbsp | 1 fl oz |
| 5 tbsp | 2.50001 fl oz |
| 10 tbsp | 5.00002 fl oz |
| 15 tbsp | 7.50003 fl oz |
| 20 tbsp | 10 fl oz |
| 25 tbsp | 12.5 fl oz |
| 30 tbsp | 15.0001 fl oz |
| 50 tbsp | 25.0001 fl oz |
| 100 tbsp | 50.0002 fl oz |
| 200 tbsp | 100 fl oz |
| 500 tbsp | 250 fl oz |
| 1000 tbsp | 500 fl oz |